Ion pair reagents in
Ion pair reagents in, Total:187 items.
The international standard classification for "Ion pair reagents in" includes: Surface active agents , Chemical reagents , Chemicals for purification of water , Adhesives , Power stations in general .
The Chinese standard classification for "Ion pair reagents in" includes: Surface active agent , Basic standards and general methods for surface active agent , Tooth paste, soap and detergent , Chemical reagent in general , Basic standards and general methods for adhesives , Chemical additive , Electric power testing technique , Petroleum wax .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 2791-1995 Adhesives, T peel strength test method for a flexible-to-flexible test specimen assembly
- GB/T 20198-2006 Surface active agents - Detergents - Anionic-active matter hydrolyzable under alkaline conditions - Determination of hydrolyzable and non - Hydrolyzable anionic-active matter
- GB/T 17514-2017 Water treatment chemicals--Anionic and non-ionic polyacrylamides
- GB 10725-1989 General rules for chemical reagent inductively coupled high frequency plasma atomic emission spectrometry
- GB/T 13173.3-1991 Determination of nonionic surface active agents in detergents. Ion exchange method
- GB/T 23942-2009 Chemical reagent—General rules for inductively coupled plasma atomic emission spectrometry
- GB/T 11446.7-1997 Test method for trace chloride, nitrate, phosphate, sulfate in electronic grade water by ion-chromatography
- GB/T 10725-1989 Chemical reagent--General rules for industively coupled plasma atomic emission spectrometry
- GB/T 34672-2017 Chemical reagent-General rules for the ion chromatography
- GB/T 15818-1995 Testing method for biodegradability of anionic and nonionic surfactants
- GB/T 28191-2011 Surface active agents—Detergents—Anionic-active matter stable to acid hydrolysis—Determination of trace amounts
Professional Standard - Ferrous Metallurgy
- YB/T 4367-2014 Steel bars corrosion test method in chloride environment
- YB/T 4369-2014 Test method for the corrosion of steel bar embedded in concrete in chloride environment
未注明发布机构
- FORD M99B149-A-1990 SURFACTANT - CATIONIC
- XP P18-462 Juin 2012 Accelerated Chloride Migration Test Determination of Effective Chloride Ion Diffusion Coefficient in Hardened Concrete Tests under Constant Electric Field
Professional Standard - Light Industry
- QB 938-1984 Test method for biodegradability of anionic surfactants
- QB/T 2414-1998 Cationoid Fatting Agent for Leather-making Industry
- QB/T 1330-2017 Anionic fat liquoring agent for leather
- QB 1915-1993 Cationic Surface Active Agent Fattyalkyl Trimethyl Ammonium Halide and Fattyalkyl Dimethyl Benzyl Ammonium Halide
- QB/T 2414-2017 Cationic fat liquoring agent for leather-making
- QB/T 1330-1998 Anionic Fat Liquor for Leather-making Industry
- QB 939-1984 Test method for biodegradability of nonionic surfactants
Professional Standard - Chemical Industry
- HG/T 5750-2020 Water treatment chemicals-Emulsion anionic and non-ionic polyacrylamides
Professional Standard - Energy and Power Planning
- DL/T 954-2005 Analysis of water and steam in fossil fuel power plant Determination of fluoride acetate formate chloride nitrite nitrate phosphate and sulfate by ion chromatography
Professional Standard - Petrochemical Industry
- SH/T 0133-1992 Test method for chloridion and sulphate ion of paraffin wax
American Water Works Association (AWWA)
- AWWA JAW10878 Journal AWWA — Temperature Effects on the Use of Metal-Ion Coagulants for Water Treatment
- AWWA ACE94155 The Effects of Temperature and Sulfate Ion on Flocculation Kinetics Using Fe(III) Coagulant
- AWWA WQTC60564 Pilot-Scale Confirmation of Nitrification Control by Chlorite Ion
- AWWA WQTC60731 Effect of Bromide and Iodide Ions on the Formation and Speciation of DBs during Chlorination
- AWWA ACE92126 The Effect of Molecular Weight and Ionic Strength on Ultrafiltration Permeation Factors
German Institute for Standardization
- DIN 54402:2009 Testing of ion exchangers - Determination of the total capacity of anion exchangers
- DIN 54403:2009 Testing of ion exchangers - Determination of the total capacity of cation exchangers
- DIN 54402:2009-04 Testing of ion exchangers - Determination of the total capacity of anion exchangers
- DIN 58970-2:1982 Laboratory centrifuges; centrifuge tubes for relative centrifugal acceleration up to 4000
- DIN 55997 Berichtigung 1:2006 Solvents for paints and varnishes - Deionized water - Requirements and methods of test, Corrigenda to DIN 55997
- DIN 54401:2000-08 Testing of ion exchangers (bead form) - Sampling
- DIN 54410:2007 Testing of ion exchangers - Determination of density
- DIN 54410:2007-10 Testing of ion exchangers - Determination of density
- DIN EN 1407:2008 Chemicals used for treatment of water intended for human consumption - Anionic and non-ionic polyacrylamides;English version of DIN EN 1407:2008-04
- DIN 6802-6:2013 Neutron dosimetry.Part 6: Methods for determination of absorbed dose using ionisation chambers
- DIN EN 15313:2024 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance
- DIN EN 15313:2024-12 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance
- DIN EN 15313:2022-05 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance; German and English version prEN 15313:2022 / Note: Date of issue 2022-04-08*Intended as replacement for DIN EN 15313 (2016-09).
- DIN EN 15313:2016-09 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance; German version EN 15313:2016 / Note: To be replaced by DIN EN 15313 (2022-05).
- DIN EN 15451:2008-11 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography; German version EN 15451:2008
- DIN EN 15313 E:2013 Draft Document - Railway applications - In-service wheelset operation requirements - In-service and offvehicle wheelset maintenance; German version prEN 15313:2013
- DIN 54413:2010 Testing of ion exchangers - Determination of total organic carbon extractable with water
- DIN 54413 E:2009-03 Testing of ion exchangers - Determination of total organic carbon extractable with water
- DIN 54401:2016-05 Testing of ion exchangers, adsorber resins and hybridadsorbers - Sampling
- DIN 54401 E:2015-08 Testing of ion exchangers, adsorber resins and hybridadsorbers - Sampling
- DIN EN ISO 11339:2022-05 Adhesives - T-peel test for flexible-to-flexible bonded assemblies (ISO 11339:2022); German version EN ISO 11339:2022
- DIN EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography; German version EN 15451:2008
- DIN 55603 Beiblatt 1:2003-01 Test pigments - Determination of relative tinting strength and residual color distance of sulfated inorganic pigments in brighteners - Lightness method
American Society for Testing and Materials (ASTM)
- ASTM D1681-92(1997) Standard Test Method for Synthetic Anionic Active Ingredient in Detergents by Cationic Titration Procedure
- ASTM D1681-05(2014) Standard Test Method for Synthetic Anionic Active Ingredient in Detergents by Cationic Titration Procedure
- ASTM D1681-05 Standard Test Method for Synthetic Anionic Active Ingredient in Detergents by Cationic Titration Procedure
- ASTM C1411-20 Standard Practice for The Ion Exchange Separation of Uranium and Plutonium Prior to Isotopic Analysis
- ASTM D3049-89(2003) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
- ASTM D4327-97 Standard Test Method for Anions in Water by Chemically Suppressed Ion Chromatography
- ASTM D512-89(1999) Standard Test Methods for Chloride Ion In Water
- ASTM D4327-03 Standard Test Method for Anions in Water by Chemically Suppressed Ion Chromatography
- ASTM D3049-89(2016) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
- ASTM D3049-89(2009) Standard Test Method for Synthetic Anionic Ingredient by Cationic Titration
- ASTM D304-95(1999) Standard Specification for n -Butyl Alcohol (Butanol)
- ASTM D6173-97 Standard Test Method for Determination of Various Anionic Surfactant Actives by Potentiometric Titration
- ASTM D6173-97(2005) Standard Test Method for Determination of Various Anionic Surfactant Actives by Potentiometric Titration
- ASTM D5996-16 Standard Test Method for Measuring Anionic Contaminants in High-Purity Water by On-Line Ion Chromatography
- ASTM D5996-05(2009) Standard Test Method for Measuring Anionic Contaminants in High-Purity Water by On-Line Ion Chromatography
- ASTM D4519-94(2005) Standard Test Method for On-Line Determination of Anions and Carbon Dioxide in High Purity Water by Cation Exchange and Degassed Cation Conductivity
- ASTM D4519-16 Standard Test Method for On-Line Determination of Anions and Carbon Dioxide in High Purity Water by Cation Exchange and Degassed Cation Conductivity
- ASTM D4519-94(1999)e1 Standard Test Method for On-Line Determination of Anions and Carbon Dioxide in High Purity Water by Cation Exchange and Degassed Cation Conductivity
- ASTM F867M-94a Standard Guide for Ionizing Radiation Effects (Total Dose) Testing of Semiconductor Devices [Metric]
- ASTM D2024-09(2023) Standard Test Method for Cloud Point of Nonionic Surfactants
- ASTM D5996-96(2000) Standard Test Method for Measuring Anionic Contaminants in High-Purity Water by On-Line Ion Chromatography
- ASTM D2024-09 Standard Test Method for Cloud Point of Nonionic Surfactants
- ASTM D2024-65(1997) Standard Test Method for Cloud Point of Nonionic Surfactants
- ASTM D5827-95 Standard Test Method for Analysis of Engine Coolant for Chloride and Other Anions by Ion Chromatography
- ASTM D2024-65(2003) Standard Test Method for Cloud Point of Nonionic Surfactants
- ASTM D2024-09(2017) Standard Test Method for Cloud Point of Nonionic Surfactants
- ASTM D5827-09 Standard Test Method for Analysis of Engine Coolant for Chloride and Other Anions by Ion Chromatography
- ASTM D5827-95(2002) Standard Test Method for Analysis of Engine Coolant for Chloride and Other Anions by Ion Chromatography
Spanish Association for Standardization (UNE)
- UNE 55-805-1985 Determination of solubility of surface anionic agents in water
- UNE 55-802-1985 Surface agents. Determination of key density of cationic surface agent (hydrochloric acid and bromic acid) glue technology information. Methods for measuring ion contrast activity
- UNE-EN 15313:2017 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance
- AENOR UNE-EN 15313:2017 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance
- UNE-CEN/TS 15451:2007 EX Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- AENOR UNE-EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- UNE-EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- UNE 55533:1990 ERRATUM SURFACE ACTIVE AGENTS. DETERGENTS. ANIONIC-ACTIVE MATTER STABLE TO ACID HYDROLYSIS. DETERMINATION OF TRACE AMOUNTS
- UNE 26397:1989 ROAD VEHICLES. COOLANTS AND ANTIFREEZES OF ENGINE. TRACE CHLORIDE IONS IN ANTIFREEZES AND COOLANTS AT PRESENCE OF MECAPTOBENZOTHRIAZOLE.
- UNE 55533:1976 SURFACE ACTIVE AGENTS. DETERGENTS. ANIONIC-ACTIVE MATTER STABLE TO ACID HYDROLYSIS. DETERMINATION OF TRACE AMOUNTS
- UNE-EN ISO 11339:2022 Adhesives - T-peel test for flexible-to-flexible bonded assemblies (ISO 11339:2022)
British Standards Institution (BSI)
- BS 2690-11:1971 Methods of testing water used in industry-Anionic, cationic and non-ionic detergents and oil
- BS EN 15313:2016(2020) Railway applications - In - service wheelset operation requirements - In - service and off - vehicle wheelset maintenance
- PD CEN/TS 15451:2006 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- BS 1715-1:1991(2008) Analysis of soaps — Part 1 : General introduction, sampling, and test for presence of synthetic anionic - active surface active agents
- 22/30442413 DC BS EN 15313. Railway applications. In-service wheelset operation requirements. In-service and off-vehicle wheelset maintenance
- BS EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- BS DD CEN/TS 15451:2006 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- BS 1715-1:1991 Analysis of soaps - General introduction, sampling, and test for presence of synthetic anionic-active surface active agents
- BS EN ISO 11339:2022 Adhesives. T-peel test for flexible-to-flexible bonded assemblies
- BS EN ISO 11339:2005 Adhesives. T-peel test for flexible-to-flexible bonded assemblies
- BS EN 13368-1:2014 Fertilizers. Determination of chelating agents in fertilizers by chromatography. Determination of EDTA, HEEDTA and DTPA by ion chromatography
- BS EN ISO 2871-2:2010 Surface active agents - Detergents - Determination of cationic-active matter content - Cationic-active matter of low molecular mass (between 200 and 500)
- 07/30171559 DC BS EN 15451. Fertilizers. Determination of chelating agents. Determination of iron chelated by EDDHSA by ion pair chromatography
Korean Agency for Technology and Standards (KATS)
- KS M ISO 6839-2003(2023) Anionic surface active agents-Determination of solubility in water
- KS M ISO 6839-2003(2018) Anionic surface active agents-Determination of solubility in water
- KS I 9202-2019 Testing method for ion exchange resin
- KS M ISO 2868-2007(2022) Surface active agents-Detergents-Anionic-active matter stable to acid hydrolysis-Determination of trace amounts
- KS M ISO 2868-2022 Surface active agents-Detergents-Anionic-active matter stable to acid hydrolysis-Determination of trace amounts
- KS M 1046-2019(2024) Reference materials — Standard solution — Ammonium ion
- KS F 2717-2013(2018) Standard test method for chloride ion content in hardened concrete
- KS M ISO 11339-2023 Adhesives -- T-peel test for flexible-to-flexible bonded assemblies
- KS P 7423-1990(2005) Dental Glass lonomer Cement
- KS M 2953-1992 Testing method for biodegradability of Non-ionic surface active agents
- KS M ISO 2871-2007(2017) Surface active agents-Detergents-Determination of cationic-active matter content-High-molecular-mass cationic-active matter
- KS M ISO 2871-2007(2022) Surface active agents-Detergents-Determination of cationic-active matter content-High-molecular-mass cationic-active matter
- KS M ISO 2871-2022 Surface active agents-Detergents-Determination of cationic-active matter content-High-molecular-mass cationic-active matter
- KS M ISO 2871-2-2007(2017) Surface active agents-Detergents-Determination of cationic-active matter content-Cationic-active matter of low molecular mass(between 200 and 500)
- KS M ISO 2871-2-2022 Surface active agents-Detergents-Determination of cationic-active matter content-Cationic-active matter of low molecular mass(between 200 and 500)
VN-TCVN
- TCVN 2315-1978 Reagents.Method for the determination of anions impurities
- TCVN 5456-1991 Surface active agents.Detergents.Determination of anionic-active matter hydrolyzable and non-hydrolyzable under acid conditions
Ente Nazionale Italiano di Unificazione
- UNI 24008:1993 Surface active agents and detergents. Determination of solubility in water of anionic surface active agents.
- UNI EN 28510-1:1994 Adhesives. Peel test a flexible-bonded- to-rigid test specimen assembly. 90° peel.
- UNI EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- UNI EN ISO 11339:2022 Adhesives - T-peel test for flexible-to-flexible bonded assemblies
- UNI EN 14173:2005 Structural adhesives - T-peel test for flexible-to-flexible bonded assemblies
- UNI EN ISO 2871-2:2010 Surface active agents - Detergents - Determination of cationic-active matter content - Part 2: Cationic-active matter of low molecular mass (between 200 and 500)
- UNI 24015:1993 Surface active agents and detergents. Determination of anionic-active matter hydrolyzable and non-hydrolyzabe under alkaline conditions.
- UNI EN 13368-2:2007 Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2: Determination of Fe chelated by o,o-EDDHA and o,o- EDDHMA by ion pair chromatography
- UNI EN ISO 2871-1:2010 Surface active agents - Detergents - Determination of cationic-active matter content - Part 1: High-molecular-mass cationic-active matter
- UNI EN ISO 2871-1:1996 Surface active agents. Detergents - Determination of cationic-active matter content. High-molecular-mass cationic- active matter.
South African Bureau of Standard
- SANS 51407:2007 Chemicals used for treatment of water intended for human consumption - Anionic and non-ionic polyacrylamides
- SANS 51410:2007 Chemicals used for treatment of water intended for human consumption - Cationic polyacrylamides
International Organization for Standardization (ISO)
- ISO 2870:2009 Surface active agents - Detergents - Determination of anionic-active matter hydrolysable and non-hydrolysable under acid conditions
- ISO 2868:1973 Surface active agents; Detergents; Anionic-active matter stable to acid hydrolysis; Determination of trace amounts
- ISO 2869:1973 Surface active agents; Detergents; Anionic-active matter hydrolyzable under alkaline conditions; Determination of hydrolyzable and non-hydrolyzable anionic-active matter
European Committee for Standardization (CEN)
- EN 1407:1998 Chemicals Used for Treatment of Water Intended for Human Consumption - Anionic and Non-Ionic Polyacrylamides
- EN 1407:2008 Chemicals used for treatment of water intended for human consumption - Anionic and non-ionic polyacrylamides
- EN 12139:1999 Surface active agents - Determination of the total polyethylene glycol content of non-ionic surface active agents (EO adducts) by HPLC/GPC
- EN 1410:1998 Chemicals Used for Treatment of Water Intended for Human Consumption - Cationic Polyacrylamides
- EN 1410:2008 Chemicals used for treatment of water intended for human consumption - Cationic polyacrylamides
Gosstandart of Russia
- GOST 20298-2022 Ion-exchange resins. Cation exchangers. Specifications
- GOST 20301-2022 Ion-exchange resins. Anionites. Specifications
- GOST 20298-1974 Ion-exchange resins. Cation exchangers. Specifications
- GOST 20301-1974 Ion-exchange resins. Anionites. Specifications
- GOST R 55339-2012 Juice products. Determination of anions by ion exchange chromatography method
- GOST 10671.0-2016 Reagents. General requirements for methods of analysis of anions impurities
- GOST 10671.0-1974 Reagents. General requirements for methods of analysis of anions impurities
- GOST EN 15451-2013 Fertilizers. Determination of chelating agents. Determination of iron chelated by EDDHSA by ion pair chromatography
Standards Norway
- NS-EN 15313:2016 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance
- NS-EN 15313:2010 Railway applications — In-service wheelset operation requirements — In-service and off-vehicle wheelset maintenance
- SN-CEN/TS 15451:2006 Fertilizers — Determination of chelating agents — Determination of iron chelated by EDDHSA by ion pair chromatography
- NS-EN 15451:2008 Fertilizers — Determination of chelating agents — Determination of iron chelated by EDDHSA by ion pair chromatography
Danish Standards Foundation
- DANSK DS/EN 15313:2016 Railway applications - In-service wheelset operation requirements - In-service and off-vehicle wheelset maintenance
- DS/EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- DANSK DS/EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- DANSK DS/EN ISO 11339:2010 Adhesives – T-peel test for flexible-to-flexible bonded assemblies
- DANSK DS/ISO 11339:2022 Adhesives – T-peel test for flexible-to-flexible bonded assemblies
- DS/EN ISO 11339:2010 Adhesives - T-peel test for flexible-to-flexible bonded assemblies
Swedish Institute for Standards
- SS-EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- SS-EN 15313:2024 Railway applications — In-service wheelset operation requirements — In-service and off-vehicle wheelset maintenance
- SS-EN 1890:2006 Surface active agents - Determination of cloud point of non-ionic surface active agents obtained by condensation of ethylene oxide
- SS-EN ISO 11339:2005 Adhesives - T-peel test for flexible-to-flexible bonded assemblies (ISO 11339:2003)
Lithuanian Standards Office
- LST EN 15451-2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
Association Francaise de Normalisation
- NF EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- NF T76-503*NF ISO 21194:2019 Elastic adhesives - Testing of adhesively bonded joints - Bead peel test
- NF U42-508*NF EN 15451:2008 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography
- NF T76-158*NF EN ISO 11339:2022 Adhesives - T-peel test for flexible-to-flexible bonded assemblies
- NF T73-262*NF EN ISO 2870:2009 Surface active agents - Detergents - Determination of anionic-active matter hydrolyzable and non-hydrolyzable under acid conditions
TH-TISI
- TIS 1760-1999 Surface active agents.detergents.anionic.active matter hydrolyzable under alkaline conditions.determination of hydrolyzable and non.hydrolyzable anionic.active matter
BE-NBN
- NBN T 63-124-1980 Surface active agents - Deergents - Anionic-active matter stable to acid hydrolysis - Deermination of trace amounts
Military Standards (MIL-STD)
- DOD A-A-51367-1986 DEMINERALIZER, WATER, ION EXCHANGE
- DOD A-A-53637-1988 TEST PAPER, HYDROGEN ION
National Association of Corrosion Engineers (NACE)
- NACE Paper 05925-2015 Effect of chloride ion concentration on pitting corrosion behavior of austenitic stainless steel in acidic environment
- NACE Paper 09342-2017 Susceptibility of Plasma Nitrided 17-4 PH to Sulfide Stress Cracking (SSC) in H2S-Containing Environments
CZ-CSN
- CSN 68 1143-1994 Testing methods for surfactans and detergents. Determination of anion-active tenside
- CSN 68 4154-1989 Concentration of the inpurities by he ion exchange method
AT-ON
- ONORM M 6253 Teil.2-1986 Water analysis; determination ofnonionic Surfactants using Dragendorff reagent
Canadian General Standards Board (CGSB)
- CAN/CGSB-2.175-M86-1986 Non-ionic liquid detergent, without additives, concentrated
- CAN/CGSB-2.175-1993 Concentrated non-ionic liquid detergent, without additives
- CGSB 2.11-94 17.3-CAN/CGSB-1994 Methods of Sampling and Testing of Soaps and Detergents Determination of the Anionic Active Ingredient Content (By Cationic Titration)
U.S. Military Regulations and Norms
- ARMY A-A-50153-1988 DETERGENT, LAUNDRY, NONIONIC, LIQUID
Magyar Szabványügyi Testület
- MSZ 448/49-1981 Anionic active agent for drinking water. Detergent determination
Japanese Industrial Standards Committee (JISC)
- JIS K 3364:1975 Testing method for biodegradability of nonionic surface active agent
Bureau of Indian Standards
- IS 17054-1-2019 Surface Active Agents —— Detergents —— Determination of Cationic-Active Matter Content Part 1 High-Molecular-Mass Cationic-Active Matter
American National Standards Institute (ANSI)
- ANSI/NSF 44(i26)-2007 Residential cation exchange water softners
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