GB/T 4293-1984
abolished_transferred
GB/T 23937-2020
Active
National standards
GB/T 23937-2020 Sodium hydrosulfide for industrial use
GB/T 23937-2020 Sodium hydrosulfide for industrial use
Basic Information
Standard Code:
GB/T 23937-2020
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Inorganic salts
ICS Name:
Salt
Publish Date:
2020-11-19
Implement Date:
2021-10-01
Pages:
9 pages
Scope
This standard specifies the classification, technical requirements, test methods, inspection rules, marking, labeling, packaging, transportation, and storage of industrial sodium hydrosulfide.
This standard applies to industrial sodium hydrosulfide, which is mainly used in industries such as mineral processing, pesticides, tanning, dyes, organic synthesis, and water treatment.
Development Information
Replace the following standards
Referenced Standards
GB/T 191-2008 Packaging—Pictorial marking for handling of goods
GB/T 3049-2006 Chemical products for industrial use—General method for determination of iron content—1,10-Phenanthroline spectrophotometric method
GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods
GB 12268-2012 List of dangerous goods
GB 190-1990 Labels for packages of dangerous goods
GB 190-2009 Packing symbol of dangerous goods
GB/T 6678-2003 General principles for sampling chemical products
GB/T 6679-2003 General rules for sampling solid chemical products
GB/T 6680-2003 General rules for sampling liquid chemical products
GB/T 8170-1987 Rules for rounding off of numberical values
GB/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
HG/T 3696.1-2011 Inorganic chemical products for chemical analysis: Preparation of standard solutions, preparations, and products - Part 1: Preparation of standard titration solutions
HG/T 3696.2-2011 Inorganic chemical products - Preparation of standard solutions, preparations and articles for chemical analysis - Part 2: Preparation of impurity standard solutions
HG/T 3696.3-2011 Inorganic chemical products for chemical analysis - Preparation of standard solutions, preparations, and articles - Part 3: Preparation of preparations and articles
HG/T 3696.1-2002 Preparation of standard titration solution for chemical analysis of inorganic chemical products
HG/T 3696.2-2002 Preparation of Standard Solutions for the Chemical Analysis of Inorganic Chemical Products with Impurities
HG/T 3696.3-2002 The preparation of preparations and products used for chemical analysis of inorganic chemical products
Related Standards
GB/T 6275-1986
Abolished
GB/T 6275-1986 Ammonium hydrogen carbonate for industrial use
GB/T 6276.1-1986
Replaced
GB/T 6276.1-1986 Ammonium hydrogen carbonate for industrial use—Determination of total alkalinity—Volumetric method
GB/T 6276.2-1986
Replaced
GB/T 6276.2-1986 Ammonium hydrogen carbonate for industrial use—Determination of chloride content—Potentiometric method
GB/T 6276.3-1986
Replaced
GB/T 6276.3-1986 Ammonium hydrogen carbonate for industrial use—Determination sulphide content—Visible turbidimetric method
GB/T 6276.4-1986
Replaced