GB/T 638-2007 (English Version) PDF

Standard No.: GB/T 638-2007
Language: Chinese, Available in English version
Release Date: 2007
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Status: Be replaced 2019-01
Replace By: GB/T 638-2018
Latest: GB/T 638-2018
Replace: GB/T 638-1988

Scope: This standard specifies the properties, specifications, tests, inspection rules, packaging and signs of the chemical reagent - tin protochloride dihydrate. This standard is applicable to the inspection of chemical reagent - tin protochloride dihydrate.

GB/T 638-2007 Referenced Document

GB 15346 Chemical reagent.Packaging and marking*， 2012-12-31 Update
GB/T 601 Chemical reagent.Preparations of reference titration solutions*， 2016-10-13 Update
GB/T 602 Chemical reagent--Preparations of standard solutions for impurity
GB/T 603 Preparation of preparations and products used in chemical reagent test methods*， 2023-08-06 Update
GB/T 610.2 Chemical reagent--General method for the determination of arsenic (AgDDTC)
GB/T 6682 Water for analytical laboratory use.Specification and test methods*， 2008-05-15 Update
GB/T 9723-2007 Chemical reagent.General rule for flame atomic absorption spectrometric analysis
GB/T 9728 Chemical reagent.General method for the determination of sulphate
HG/T 3484 Chemical reagent.Standard of clear liquor,made from glass dust,and standard of transparence
HG/T 3921 Chemical reagent.Regulations for sampling and acceptance