acidity

acidity, Total:83 items.

The international standard classification for "acidity" includes: Metallic coatings , Manufacturing forming processes , Plastics , Solvents , Animal and vegetable fats and oils , Milk and processed milk products , food products in general , Starch and derived products , Edible oils and fats. Oilseeds , Chemical reagents , Organic chemicals , Fruits. Vegetables , Alcohols. Ethers , Paper and board , Esters , Halogenated hydrocarbons , Surface active agents , Thermal insulation , Photographic chemicals , Organic nitrogen compounds , Animal feeding stuffs , Pesticides and other agrochemicals , Chemical analysis , Power stations in general , Aromatic hydrocarbons , Cereals, pulses and derived products , Salts .

The Chinese standard classification for "acidity" includes: Chemical Measurement , Casting , Basic standards and general methods for synthetic resin and plastic , Basic standards and general methods for chemical additive , Grease and oil processing and products , Children foods , Cash crop in general , Grain processing and products , Fuel oil , Chemical reagent in general , General organic chemicals , Basic standards and general methods , Food processing and products in general , Tooth paste, soap and detergent , Papermaking in general , Basic organic chemicals , Organic chemicals in general , Chemical additive , Basic standards and general methods for surface active agent , Milk and dairy products , Heat insulation, sound absorption, light fireproof material , Photographic-grade chemicals , Livestock and poultry feed and additive , Basic standards and general methods for pesticides , Synthetic resin and plastic , Electric power testing technique , Soil and fertilizer in general , Hydrogeological survey , Cereal crop and forage crop in general , Metal physical property test method .

Hebei Provincial Standard of the People's Republic of China

DB13/T 1233-2010 Method for Determination of Acidity (Acid Value) and Alkalinity of Chemical Products

Taiwan Provincial Standard of the People's Republic of China

CNS 6206-1980 Method of Test for Acidity of Liquid Halogenated Hydrocarbons(Titrimetric Method)
CNS 8626-2004 Method of test for fruit and vegetable products－Determination of titratable acidity
CNS 5471-1980 Method of Test for pH Value of Paper and Paperboard
CNS 6212-1980 Determination of Free Acidity of Maleic Anhydride for Industrial Use(Potentiometric Method)
CNS 6198-1980 Determination of Acidity of Tritolyl Phosphate for Industrial Use(Volumetric Method)
CNS 9434-1982 Method of Test for Beverage: Determination of Total Acidity
CNS 3441-1995 Method of Test for Milk and Milk Products:Titration of Acidity
CNS 14850-2004 Method of test for wines and spirits－Determination of total acidity and total volatile acidity
CNS 11026-1988 Method of test for milk and milk products - Determination of titrable acidity
CNS 3441-2007 Method of test for milk and milk products - Titration of acidity
CNS 5835-1980 Test Method for Acidity of Distillation Residues or Hydrocarbon Liquid
CNS 3795-1981 Method of Test for Acidity in Polluted and Waste Water

National Metrological Verification Regulations of the People's Republic of China

JJG 2060-2014 pH(acidity)Measuring Instruments
JJG 2060-1990 pH(acidity )Measuring Instrumetns
JJG 119-2005 Verification Regulation of Laboratory pH Meters

Professional Standard - Aviation

HB 5351.4-2004 Test method for properties of investment casting slurry -- Part 4: The pH test paper method for the determination of acidity
HB 5351.5-2004 Test method for properties of investment casting slurry -- Part 5: The pH-meter method for the determination of acidity
HB/Z 5108.1-1999 Analysis Method of Phosphating Solution - Determination of Free Acidity and Total Acidity Through Potentiometric Titration

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 5413.28-1997 Milk powder-Determination of titratable acidity
GB/T 14827-1993 chemical products for industrial use - Test method for the determination of acidity and alkalinity - Volumetric method
GB/T 14571.1-1993 glycol for industrial use . Determination of acidity . Titrimetric method
GB/T 15689-2008 Oilseeds - Determination of acidity of oils
GB/T 14571.1-2016 Test method of monoethylene glycol for industrial use―Part 1:Determination of acidity―Titration method
GB/T 258-1977 Determination of acidity of gasoline,kerosene and diesel fuels
GB/T 12090-1989 Method for determination of acidity of starches and derived products
GB 7300.801-2019 Feed additives—Part 8：Preservatives and acidity regulators—Sodium bicarbonate
GB 7300.804-2025 Feed additives—Part 8：Preservatives，mildew and acidity regulators—Benzoic acid
GB/T 5530-1998 Animal and vegetable fats and oils-Determination of acid value and of acidity
GB/T 5517-1985 Inspection of grain and oilseeds--Methods for determination of acidity of grain
GB/T 6489.2-2001 Phthalate esters for industrial use-Methods of test-Determination of acidity
GB/T 9736-1988 Chemical reagent-General method for the determination of acidity and alkalinity
GB/T 5480.6-2004 Test methods for mineral wool and its prducts Part 6: Acidity coefficient
GB/T 13255.6-2009 Test methods of caprolactam for industrial use - Part 6: Determination of acidity or alkalinity
GB 5413.34-2010 National food safety standard Determination of acidity in milk and milk products
GB/T 7717.13-1994 Acrylonitrile for industrial use-Determination of acidity-Titrimetric method
GB/T 22427.9-2008 Starch and derived products - Determination of acidity
GB/T 12009.5-1992 - Determination of acidity
GB/T 258-2016 Standard test method for determination of acidity of light petroleum products
GB/T 13216.9-1991 Test methods for glycerines--Determination of acidity or alkalinity--Titrimetric method
GB/T 9736-2008 Chemical reagent - General method for the determination of acidity and alkalinity
GB/T 4120.3-1992 Liquid chlorinated methanes for industrial use-Determination of acidity(titrimetry)
GB/T 5530-2005 Animal and vegetable fats and oils - Determination of acid value and acidity
GB 7300.802-2023 Feed additives—Part 8: Preservatives，mildew preventives and acidity regulators— Propionic acid
GB/T 6365-2006 Surface active agents - Determination of free alkalinity or free acidity - Titrimetric method
GB/T 17530.4-1998 Acrylate esters for industrial use - Determination of acidity
GB/T 33065-2016 Fluorinated olefins for refrigerant use - General method for the determination of acidity
GB/T 28135-2011 Testing method of acidity(alkalinity) for pesticides—Indicator method
GB/T 15689-1995 Determination of acidity of oils in oilseeds
GB/T 20432.7-2007 Photography—Photographic-grade chemicals—Test methods—Part 7:Determination alkalinity or acidity
GB/T 7717.5-2008 Acrylonitrile for industrial use - Part 5：Determination of acidity and pH value and titration value
GB/T 13255.6-1991 Caprolactam for industrial use-Determination of acidity or alkalinity
GB/T 1668-1995 Plasticizers--Determination of acid value and acidity
GB 10467-1989 Method for determination of volatile acidity in fruit and vegetable products
GB/T 1545-2008 Paper board and pulp - Determination of acidity or alkalinity
GB/T 5517-2010 Inspection of grain and oils—Determination of acidity in grain and produce
GB/T 12293-1990 Fruit and vegetable products--Determination of titratable acidity
GB 6365-1986 Surface active agents－Determination of free alkalinity or free acidity－Titrimetric method
GB/T 1545.1-2003 Paper, board and pulp-Determination of acidity or alkalinity

Professional Standard - Chemical Industry

HG/T 2106-1991 Acidproof Phenolic Plastic - Determination of Acid Fastness
HG/T 2752-1996 Determination of Free Acidity of Non-plasticised Cellulose Acetate

Professional Standard - Water Conservancy

SL 82-1994 Determination of acidity (Base titration method)

Professional Standard - Energy and Power Planning

DL 429.3-1991 Water-soluble acid measurement method (acidometer method)
DL/T 916-2005 Determination of acidity in sulphur hexafluoride
DL/T 502.5-2006 Analytical methods of steam and water in power plants Part 5: Determination of acidity

National Metrological Technical Specifications of the People's Republic of China

JJF 1356-1990 O.T.N. for pH Primary Standard

Professional Standard - Petrochemical Industry

SH/T 1765-2008 Aromatic Hydrocarbons for industrial use Determination of Acidity Titrimetric method
SH/T 1628.4-1996 Determination for acidity of industrial vinyl acetate - Titration method
SH/T 1496-1992 Titration method for determination of acidity of industrial tert-butanol

Professional Standard - Hydroelectric Power

SD 307-1989 Determination of acidity in sulfur hexafluoride new gas

Professional Standard - Commodity Inspection

SN/T 0839.2-1999 Industrial glycerines for import and export—Determination of alkalinity or acidity—Titrimetric method
SN/T 5350.1-2021 Determination of acidity in sulfur - Potentiometric titration method
SN/T 0990-2001 Method for the determination of whiteness, acidity and swelling capacity of granular bentonite for export

National Health Commission of the People's Republic of China

GB 5009.239-2016 National Food Safety Standard -Determination of Acidity in Foods

Professional Standard - Geology

DZ/T 0276.12-2015 Regulation for testing the physical and mechanical properties of rock.Part 12:Test for determining the acid resistance and alkali resistance of rock
DZ/T 0064.43-1993 Groundwater quality test methods - the determination of acidity with titrimetry

Professional Standard - Grain

LS/T 6107-2012 Animal and vegetable fats and oils-Determination of acid value and acidity-Method of automatic titration analyzer

Professional Standard - Non-ferrous Metal

YS/T 535.7-2006 Sodium Fluoride Chemical Analysis Method for Determination of Acidity by Neutralization Method
YS/T 535.7-2009 Chemical analysis methods of sodium fluoride - Part 7: Determination of acidity - Neutral titration method

Professional Standard - Environmental Protection

HJ 631-2011 Soil-Determination of exchangeable acidity by barium chloride extraction-titration method
HJ 649-2013 Soil - Determination of exchangeable acidity by potassium chloride extraction - Titration method

Professional Standard - Forestry

LY/T 1539-1999 Method for determination of acidity in olive oil and olive pomace oil

Czech Standards Institute (UNMZ)

CSN 65 6188-1953 acidity