GB 23937-2009 (English Version) PDF

Standard No.: GB 23937-2009
Language: Chinese, Available in English version
Release Date: 2009
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2021-10
Replace By: GB/T 23937-2020
Latest: GB/T 23937-2020

Scope: This standard specifies the requirements, test methods, inspection rules, signs, packaging, transportation, storage and safety of industrial sodium hydrosulfide. This standard applies to industrial sodium hydrosulfide, which is mainly used in industries such as mineral processing, pesticides, tanning, dye production and organic synthesis.

GB 23937-2009 Referenced Document

GB 190-1990 Labels for packages of dangerous goods
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/T 8170-2008 Rules of rounding off for numerical values & expression and judgement of limiting values
HG/T 3696.1-2002 Inorganic chemical products Preparations of standard volumetric solutions for chemical analysis
HG/T 3696.2-2002 Inorganic chemical products Preparations of standard solutions for chemical analysis
HG/T 3696.3-2002 Inorganic chemical products Preparations of reagent solutions for chemical analysis