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anionic polyacrylamide examples in bahamas

  • Anionic polyacrylamide_OKCHEM

    Anionic Polyacrylamide: Stock No: NS6130-12-000390: CAS: 9003-05-8: Confirm: APS: 40-50 µm: Confirm: Purity: 99.9%: Confirm: Molecular Weight: 12-25 Million : Confirm: Form: Powder: Confirm: Color: White: Confirm: Melting Point >150°C: Confirm: pH: 7.0: Confirm: Solid Content: ≥88 %: Confirm: Degree of Hydrolysis: Low, Medium, High: Confirm: Residual Monomer: ≤0.05 %: Confirm: Shelf Life: …

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  • Anionic Polyacrylamide Less Price High Purity Fast

    Anionic polyacrylamide (APAM) is a kind of polyacryl-amide (P AM) and sho ws electr one ga tive w hic h contains func-tional groups of sulfonic acid, phosphoric acid or carboxylic acid1. Due to more charge, the molecular chain of polymer can be more stretching in the water which will increase the

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  • Asian Journal of Chemistry; Vol. 25, No. 13 (2013), 7071 ...

    Anionic polyacrylamide easily dissolve in water,but nearly not dissolve in organic solvent.It has high polymer electrolytical properties in middle and alkalinity media.While it’s sensitive to salt electrolytes and it can to form insoluble gels that can be cross-linked with high-valent metal ions. Specifications:

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  • Anionic polyacrylamide as flocculants for water

    Linear anionic polyacrylamide (PAM) has been used in irrigation practices as a flocculating agent to minimize water losses through seepage in earthen canals. The stability of PAM is of concern because of the possibility of acrylamide (AMD) monomer release during ...

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  • anionic polyacrylamide for water treatment

    Paper-Making Additives APAM Anionic Polyacrylamide Supplier Drying Agent_OKCHEM Please note that all emails sent by OKCHEM are from ***@okchem.com, [email protected] okchemvip.com, or [email protected]

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  • Polyacrylamide nonionic water-soluble polymer | 9003

    2018-3-27 · Nonionic polyacrylamide can be used in the textile industry, when to add some other chemicals can be made into chemical pulp, used for textile sizing, in order to improve the viscosity, permeability and desizing performance, make the fabric with antistatic property, reduce sizing rate, reduce the ground pulp spot, machine breakage and falling objects.Nonionic polyacrylamide, mainly …

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  • Paper-Making Additives APAM Anionic

    Name:PAM Anionic Polyacrylamide 1.CAS NO 9003-05-8 HS Code 3906901000 2.EINECS No 201-173-7 3.MF [CH2=CHCONH2]n 4.appearance white crystal powder 5.Specification: Polyacriylamide Anionic PAM 5-8 million Molecular weight:5-8 million Solid content:Solid content Free monomer:0.025% max Dissolving time :1h max Water Insolubles:0.3% max Hydrolyzing degree:20~30% Size:20-100mesh …

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  • The difference of anionic, cationic and Non-ionic ...

    Product Name: Anionic Polyacrylamide APAM in china factory with CAS 9003-05-08. CAS NO.: Other Name: EINECS No.: Molecula Formula (MF): HS Code: Formula Weight: UN No.: -. E No.:

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  • Anionic polyacrylamide as flocculants for water

    Anionic polyacrylamide as flocculants for water treatment 9003-05-8,It is widely used in Industrial wastewater;oil drilling/recovery, textile, wastewater treatment, paper -making industry, mine and metallurgy etc_OKCHEM

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  • Anionic Polyacrylamide by Yixing Bluwat Chemicals

    Anionic polyacrylamide Polyacrylamide is, simply called PAM, a water- soluble high polymer and widely used in petroleum, paper-making, metallurgical, textile, chemical and environment protection fields. There are three categories of anionic, cationic and non-ionic type. Application introduction PAM series products contain affinity radical and they can dissolve in water easily and play the role ...

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  • anionic polymers - unitechap.com

    2010-10-4 · Depending on different applications and different requirement of the customers, our products can be made by three different manufacturing processs-1) hydrolyzation of non-ionic polyacrylamide (post-hydrolysis), 2) hydrolyzation during polymerization (co-hydrolysis), and 3) copolymerization of acrylamide and acrylic acid.

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  • Polyacrylamide Handbook - SNF

    2016-8-19 · polyacrylamide emulsions and powders Handling of emulsions using pumps is simpler than powders and in many cases, in-line injection can be used, avoiding the need for an aging tank. Furthermore, dissolution times are much shorter and there are almost no solubility problems. Unlike powders, emulsions are complex multicomponent products which include

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  • Pam Anionic Polyacrylamide by CN Sinosou Of

    Name:PAM Anionic Polyacrylamide 1.CAS NO 9003-05-8 HS Code 3906901000 2.EINECS No 201-173-7 3.MF [CH2=CHCONH2]n 4.appearance white crystal powder 5.Specification: Polyacriylamide Anionic PAM 5-8 million Molecular weight:5-8 million Solid content:Solid content Free monomer:0.025% max Dissolving time :1h max Water Insolubles:0.3% max Hydrolyzing degree:20~30% Size:20-100mesh …

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  • Microbial degradation of polyacrylamide and the ...

    2019-4-1 · As presented later in this review there are also a number of other examples in the literature on the deamination of polyacrylamide both by aerobic and anaerobic microbes. Most studies on the biodegradation of polyacrylamide have been carried out with the homopolymer as the substrate instead of the cationic and anionic varieties.

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  • Anionic Polyacrylamide by Wuxi Easyclean Chemicals

    Buy high quality Anionic Polyacrylamide by Wuxi Easyclean Chemicals Co., Ltd. Supplier from China. Product Id 915351.

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  • Wanted : Chemicals Like Flocculant Anionic

    Please provide a quotation to the following requirement from the importer - Product Name: Chemicals Specifications: Type: Flocculant Anionic Polyacrylamide APAM Purity: 99 - 100% Form: Powder & Liquid Use: Engineering & Industrial Packaging Terms : Standard Quantity Required : 1 Twenty-Foot Container Shipping Terms : FOB Destination Port : Colombo, Sri Lanka Payment Terms : 13 Days Credit, L/C ...

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  • South Africa Cationic Polyacrylamide Flocculants,

    FOB Price: 1200 ~ 2000 Metric Ton Get Latest Price Min Order: 28 Metric Ton Supplying Ability: 2000 Metric Ton Month Payment Terms: T/T, L/C, Western Union, Money Gram Business Type: Exporters No. of Employees: 101-500 Tags: Nonionic Cationic Anionic Polyacrylamide Flocculant

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  • Flocculants - an overview | ScienceDirect Topics

    Examples of natural polyelectrolytes include the polysaccharides cationic starch and chitosan (a cationic polymer) and the polypeptide poly-γ-glutamic acid (a cationic polymer) [30, 64]. Among synthetic polyelectrolytes, polyacrylamides (either cationic or anionic) are widely used. Polyelectrolytes are further reviewed by Haver and Nayar [34].

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  • Anionic Polyacrylamide by Yixing Bluwat Chemicals

    Anionic polyacrylamide Polyacrylamide is, simply called PAM, a water- soluble high polymer and widely used in petroleum, paper-making, metallurgical, textile, chemical and environment protection fields. There are three categories of anionic, cationic and non-ionic type. Application introduction PAM series products contain affinity radical and they can dissolve in water easily and play the role ...

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  • Effect of Anionic Polyacrylamide on the Structural ...

    Taking the superfine tailings slurry (STS), fine tailings slurry (FTS), and unclassified tailings slurry (UTS) of a gold mine as examples, a series of laboratory shear tests were conducted to investigate the effect of anionic polyacrylamide (APAM) on the structural stability of the thickened tailings slurry in pipeline transportation.

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  • White Powder Cationic Anionic Flocculant

    White Powder cationic anionic Flocculant Polyacrylamide Polymer PAM for paper making paper industry. Poly Electrolyte or Polyelectrolyte, also called Polyacrylamide, abbr. PAM, is a kind of water soluble polymer, has unique effect to increase the viscosity of water or to promote the flocculation of particles present in water, it can also reduce the frictional resistance between the liquid.

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  • Use of cationic detergents for polyacrylamide gel ...

    An improved system for polyacrylamide gel electrophoresis in the presence of cationic detergents, cetyltrimethylammonium bromide and cetylpyridinium chloride, respectively, is described. An acidic discontinuous buffer system generated according to the theory of multiphasic zone electrophoresis developed by T. M. Jovin (1973, Biochemistry 12 ...

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  • Influence of anionic trash catcher pretreatment on the ...

    2021-7-8 · The two polyacrylamide DSAs, were supplied by Hangzhou Hanghua Harima Chemical Co., Ltd. Polyelectrolyte titration with PDADMAC (polydiallyl dimethyl ammonium chloride) or PES-Na at pH 7 showed one had positive charge density of 0.420 meq/g and another had anionic charge density of …

    Get Price
  • Wanted : Chemicals Like Flocculant Anionic

    Please provide a quotation to the following requirement from the importer - Product Name: Chemicals Specifications: Type: Flocculant Anionic Polyacrylamide APAM Purity: 99 - 100% Form: Powder & Liquid Use: Engineering & Industrial Packaging Terms : Standard Quantity Required : 1 Twenty-Foot Container Shipping Terms : FOB Destination Port : Colombo, Sri Lanka Payment Terms : 13 Days Credit, L/C ...

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  • Polyacrylamide Market Report | Global Forecast To 2028

    Global Polyacrylamide Market by Type ( Non-Ionic Polyacrylamide (PAMN), Anionic Polyacrylamide (APAM), Cationic Polyacrylamide (CPAM), Amphoteric Polyacrylamide (PAM-CA)), By Application ( Water Treatment, Oil Extraction Areas, Paper Sector, Textile Industry, Other Areas) And By Region (North America, Latin America, Europe, Asia Pacific and Middle East & Africa), Forecast To 2028

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  • Emulsion Polymers - Anionic | Biochemica

    High mwt ,linear<5% polymer - etreat 4001. Type: Anionic emulsions. Request details.

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  • South Africa Cationic Polyacrylamide Flocculants,

    FOB Price: 1200 ~ 2000 Metric Ton Get Latest Price Min Order: 28 Metric Ton Supplying Ability: 2000 Metric Ton Month Payment Terms: T/T, L/C, Western Union, Money Gram Business Type: Exporters No. of Employees: 101-500 Tags: Nonionic Cationic Anionic Polyacrylamide Flocculant

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  • Stormwater Best Management Practice: Polymer

    2015-9-24 · However, anionic polymers, which carry a negative charge, are not toxic. If they’re added to stormwater along with some positive ions, the soil particles will bind onto these anionic polymer molecules and form the ionic bridges shown in Figure 2. Adding positive calcium ions (Ca ++) to the anionic polymer enables anionic polymer flocculation,

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  • Effect of Anionic Polyacrylamide on the Structural ...

    Taking the superfine tailings slurry (STS), fine tailings slurry (FTS), and unclassified tailings slurry (UTS) of a gold mine as examples, a series of laboratory shear tests were conducted to investigate the effect of anionic polyacrylamide (APAM) on the structural stability of the thickened tailings slurry in pipeline transportation.

    Get Price
  • Turbidimetric determination of anionic

    2013-11-1 · Concerns over runoff water quality from agricultural lands and construction sites have led to the development of improved erosion control practices, including application of polyacrylamide (PAM). We developed a quick and reliable method for quantifying PAM in soil extracts at low carbon content by using a turbidimetric reagent, Hyamine 1622.

    Get Price
  • Hot Selling Water Treatment Chemical Anionic ...

    » Lets Find out the Latest South African Hot Selling Water Treatment Chemical Anionic Polyacrylamide Suppliers and South African Hot Selling Water Treatment Chemical Anionic Poly

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  • Polyacrylamide Market to Demonstrate a Strong

    The global demand for polyacrylamide stood at USD 4.7 billion in 2018, and the market is poised to exhibit a CAGR of over 6.53% during the forecast period. The growth of the market is driven by the increasing demand for the product in the wastewater treatment industry due to the growing regulations regarding treated water and recycling of ...

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  • Polyacrylamide Co-polymer Market Status and Trend

    2021-5-29 · Data Lab Forecast calculated the market size for the Polyacrylamide Co-polymer market using a bottom-up approach, wherein manufacturers value data for different type (Non-ionic, Anionic…

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  • Polyacrylamide - an overview | ScienceDirect Topics

    Polyacrylamide (PAA) Polyacrylamides are water-soluble synthetic linear polymers made of acrylamide or the combination of acrylamide and acrylic acid. Polyacrylamide finds applications in pulp and paper production, agriculture, food processing, mining, and as a flocculant in wastewater treatment. Polyacrylamide undergoes thermal degradation at ...

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  • Influence of anionic trash catcher pretreatment on the ...

    2021-7-8 · The two polyacrylamide DSAs, were supplied by Hangzhou Hanghua Harima Chemical Co., Ltd. Polyelectrolyte titration with PDADMAC (polydiallyl dimethyl ammonium chloride) or PES-Na at pH 7 showed one had positive charge density of 0.420 meq/g and another had anionic charge density of …

    Get Price
  • Anionic Surfactant SAFETY DATA SHEET Additive

    2017-8-16 · 1925 Anionic Surfactant Additive Revision Date: 27-Jun-2017 Wash face, hands and any exposed skin thoroughly after handling Wear protective gloves/protective clothing/eye protection/face protection Precautionary Statements - Response Specific treatment (see First Aid on this label) IF IN EYES: Rinse cautiously with water for several minutes.

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  • Use of cationic detergents for polyacrylamide gel ...

    An improved system for polyacrylamide gel electrophoresis in the presence of cationic detergents, cetyltrimethylammonium bromide and cetylpyridinium chloride, respectively, is described. An acidic discontinuous buffer system generated according to the theory of multiphasic zone electrophoresis developed by T. M. Jovin (1973, Biochemistry 12 ...

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  • Friction Reduction and Suspension in High TDS Brines

    2017-10-18 · anionic polyacrylamide A: 961: 890: 814: 725: anionic polyacrylamide B: 829: 780: 720: 712: POLYglide A-FRE-4 1 (anionic) 868: 768: 674: 642: 0.5 gpt POLYglide A-FRE-4 1 (anionic) + 747: 2 gpt ZFRD (amphoteric) 3: 1 The POLYglide A-FRE-4 is an anionic friction reducer product available from PFP Industries in Houston, TX.

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  • EVALUATION OF ANIONIC POLYACRYLAMIDE AS AN

    2015-3-18 · EVALUATION OF ANIONIC POLYACRYLAMIDE AS AN EROSION CONTROL MEASURE USING INTERMEDIATE-SCALE EXPERIMENTAL PROCEDURES Except where reference is made to the work of others, the work described in this thesis is my own or was done in collaboration with my advisory committee. This thesis does not include propriety or classified information.

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  • Turbidimetric determination of anionic

    2013-11-1 · Concerns over runoff water quality from agricultural lands and construction sites have led to the development of improved erosion control practices, including application of polyacrylamide (PAM). We developed a quick and reliable method for quantifying PAM in soil extracts at low carbon content by using a turbidimetric reagent, Hyamine 1622.

    Get Price
  • Acute and sub-lethal effects of an anionic

    2018-10-24 · Despite the possible increase in use of anionic polyacrylamide (APAM) in enhanced oil recovery operations, very little relevant information regarding ecotoxicity exists. The current study assessed acute and sub-lethal toxicity in sensitive early life stages (ELS) of Atlantic cod (Gadus morhua) exposed to 200 kDa APAM under controlled laboratory ...

    Get Price
  • Polyacrylamide Market to Demonstrate a Strong

    The global demand for polyacrylamide stood at USD 4.7 billion in 2018, and the market is poised to exhibit a CAGR of over 6.53% during the forecast period. The growth of the market is driven by the increasing demand for the product in the wastewater treatment industry due to the growing regulations regarding treated water and recycling of ...

    Get Price
  • Polyacrylamide in reducing land erosion and nutrient ...

    Anionic polyacrylamide (PAM) is well known to be a good flocculant. Over the years, PAM has been widely applied as an effective soil improvement agent for preventing soil erosion, which can increase the stability of soil structure and coagulation of suspended particles in runoff and can inhibit particle- and fine particle associated nutrient leaching.

    Get Price
  • Factory Price Anionic Polyacrylamide Pam by Ningxia

    Name:PAM Anionic Polyacrylamide 1.CAS NO 9003-05-8 HS Code 3906901000 2.EINECS No 201-173-7 3.MF [CH2=CHCONH2]n 4.appearance white crystal powder 5.Specification: Polyacriylamide Anionic PAM 5-8 million Molecular weight:5-8 million Solid content:Solid content Free monomer:0.025% max Dissolving time :1h max Water Insolubles:0.3% max Hydrolyzing degree:20~30% Size:20-100mesh …

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  • Effect of Anionic Polyacrylamide on the Structural ...

    Abstract. Taking the superfine tailings slurry (STS), fine tailings slurry (FTS), and unclassified tailings slurry (UTS) of a gold mine as examples, a series of laboratory shear tests were conducted to investigate the effect of anionic polyacrylamide (APAM) on the structural stability of the thickened tailings slurry in pipeline transportation.

    Get Price
  • WATER-IN-OIL POLYACRYLAMIDE-BASED

    Anionic polyacrylamide is particularly useful in the present invention. The charge of the polyacrylamides may be from zero percent (0%) to about forty percent (40%) by weight, which may be resultant because the reaction forming the polyacrylamide generally starts with about zero percent (0%) to about forty percent (40%) by weight acrylic acid ...

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  • Inversion of water-in-oil emulsions of polyacrylamide

    I claim: 1. A process for inverting an anionic water-in-oil emulsion containing from about 5 to 75 weight percent of a polyacrylamide in hard water as the continuous phase of the inverted emulsion, which process comprises diluting said emulsion with a quantity of hard water which is insufficient to break said emulsion but sufficient to effect inversion to an oil-in-water emulsion, agitating ...

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  • The Use of Polymers in the Flotation Treatment of

    2019-6-17 · Anionic PE, 1.5. Two stages 820–1050 Ferric sulphate, 30 plus 87 [26] an anionic PE, 3 409–2650 Hydrophobically modified cationic polyacrylamide Better than inorganics [27] 500 Alcohol propoxylate sulphate-Na+, 0.3% 98 [28] 522 Cationic Superfloc C …

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  • Polyacrylamide in reducing land erosion and nutrient ...

    Anionic polyacrylamide (PAM) is well known to be a good flocculant. Over the years, PAM has been widely applied as an effective soil improvement agent for preventing soil erosion, which can increase the stability of soil structure and coagulation of suspended particles in runoff and can inhibit particle- and fine particle associated nutrient leaching.

    Get Price
  • Dry Polymers | Powder & Solid Polymeric Treatment

    2018-10-24 · Despite the possible increase in use of anionic polyacrylamide (APAM) in enhanced oil recovery operations, very little relevant information regarding ecotoxicity exists. The current study assessed acute and sub-lethal toxicity in sensitive early life stages (ELS) of Atlantic cod (Gadus morhua) exposed to 200 kDa APAM under controlled laboratory ...

    Get Price
  • Acute and sub-lethal effects of an anionic

    Global Polyacrylamide Market Size report objective to provide detailed analysis about the major factors impacting the growth of the real time market drivers, restraints, opportunities, and challenges. To analyze opportunities in the market for stakeholders and clients by identifying the …

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  • Global Polyacrylamide Market Size, Price | Industry ...

    Abstract. Taking the superfine tailings slurry (STS), fine tailings slurry (FTS), and unclassified tailings slurry (UTS) of a gold mine as examples, a series of laboratory shear tests were conducted to investigate the effect of anionic polyacrylamide (APAM) on the structural stability of the thickened tailings slurry in pipeline transportation.

    Get Price
  • Effect of Anionic Polyacrylamide on the Structural ...

    [00034] Component 'a' of the aqueous friction reducer composition of the present invention is ionic polyacrylamide in an emulsion or in solid form. Anionic polyacrylamide is a copolymer of acrylamide and sodium acrylate monomers, which is also known as hydrolyzed polyacrylamide (HPAM) as shown in Schemes i and 2 below.

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  • Friction reducer compositions comprising an

    I claim: 1. A process for inverting an anionic water-in-oil emulsion containing from about 5 to 75 weight percent of a polyacrylamide in hard water as the continuous phase of the inverted emulsion, which process comprises diluting said emulsion with a quantity of hard water which is insufficient to break said emulsion but sufficient to effect inversion to an oil-in-water emulsion, agitating ...

    Get Price
  • Inversion of water-in-oil emulsions of polyacrylamide

    Name:PAM Anionic Polyacrylamide 1.CAS NO 9003-05-8 HS Code 3906901000 2.EINECS No 201-173-7 3.MF [CH2=CHCONH2]n 4.appearance white crystal powder 5.Specification: Polyacriylamide Anionic PAM 5-8 million Molecular weight:5-8 million Solid content:Solid content Free monomer:0.025% max Dissolving time :1h max Water Insolubles:0.3% max Hydrolyzing degree:20~30% Size:20-100mesh …

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  • Factory Price Anionic Polyacrylamide Pam by Ningxia

    1. Anionic and Blends with Anionics. Anionic wetting agents are negatively charged surfactants. They can offer fast wetting but, depending upon application rate, can be phytotoxic to turf. Because of their negative ionic charge, anionics can cause dispersion of clay particles, which can negatively impact soil structure in fine-textured native ...

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  • EVALUATION OF ANIONIC POLYACRYLAMIDE AS AN

    2015-3-18 · EVALUATION OF ANIONIC POLYACRYLAMIDE AS AN EROSION CONTROL MEASURE USING INTERMEDIATE-SCALE EXPERIMENTAL PROCEDURES Except where reference is made to the work of others, the work described in this thesis is my own or was done in collaboration with my advisory committee. This thesis does not include propriety or classified information.

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  • midfloc 3317b, anionic polyacrylamide flocculant msds

    Anionic Polymer Flocculant Msds Pam Polyacrylamide Absorbent Gel. Polyacrylamide is a kind of linear polymers,it can soluble in water,insoluble in most organic solvents.it has good flocculation and also can reduce the friction resistance between liquid.. high purity flocculant anionic polyacrylamide msds for.

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  • Influence of Anionic Trash Catcher Pretreatment on the ...

    The two polyacrylamide DSAs, were supplied by Hangzhou Hanghua Harima Chemical Co., Ltd. Polyelectrolyte titration with PDADMAC (polydiallyl dimethyl ammonium chloride) or PES-Na at pH 7 showed one had positive charge density of 0.420 meq/g and another had anionic charge density of -0.016 meq/g. However, they were

    Get Price
  • Acute and sub-lethal effects of an anionic

    2018-10-24 · Despite the possible increase in use of anionic polyacrylamide (APAM) in enhanced oil recovery operations, very little relevant information regarding ecotoxicity exists. The current study assessed acute and sub-lethal toxicity in sensitive early life stages (ELS) of Atlantic cod (Gadus morhua) exposed to 200 kDa APAM under controlled laboratory ...

    Get Price
  • Thickeners and hydraulic compositions - Shin-Etsu

    Examples 1 to 15 used two anionic polyacrylamides having different degrees of anionization (Ad), i.e., first anionic polyacrylamide (PAM1) and second anionic polyacrylamide (PAM2) selected from the list of anionic polyacrylamides in Table 1.

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  • Global Polyacrylamide Market Size, Price | Industry ...

    Global Polyacrylamide Market Size report objective to provide detailed analysis about the major factors impacting the growth of the real time market drivers, restraints, opportunities, and challenges. To analyze opportunities in the market for stakeholders and clients by identifying the …

    Get Price
  • Friction reducer compositions comprising an

    [00034] Component 'a' of the aqueous friction reducer composition of the present invention is ionic polyacrylamide in an emulsion or in solid form. Anionic polyacrylamide is a copolymer of acrylamide and sodium acrylate monomers, which is also known as hydrolyzed polyacrylamide (HPAM) as shown in Schemes i and 2 below.

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  • Mechanistic study of drag reduction in turbulent

    2019-6-27 · The mixed aqueous solutions of anionic surfactant sodium dodecyl sulfate with polymer polyacrylamide of various kinds, i.e., cationic, anionic, nonionic, and zwitterion, were firstly tested to study their synergistic effect on drag reduction performance. The optimal combination of sodium dodecyl sulfate with anionic polyacrylamide was confirmed due to their strong hydrophobic interaction and ...

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  • FeS Encapsulated Chitosan Graft Polyacrylamide ...

    2020-6-2 · A novel bio-nanocomposite, FeS encapsulated chitosan grafted polyacrylamide, was successfully synthesized using a grafting technique that employs microwave irradiation. Employing FTIR, SEM, XRD, TEM and SAED analysis, the synthesized nanocomposites were characterized.

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  • Liquid cleaning composition containing an anionic ...

    Examples of suitable sulfonated anionic surfactants are the well known higher alkyl mononuclear aromatic sulfonates such as the higher alkyl benzene sulfonates containing from 10 to 16 carbon atoms in the higher alkyl group in a straight or branched chain, C 8 –C 15 alkyl toluene sulfonates and C 8 –C 15 alkyl phenol sulfonates.

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