GB/T 685-2013 (English Version) PDF

Standard No.: GB/T 685-2013
Language: Chinese, Available in English version
Release Date: 2013
Published By: General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest: GB/T 685-2013
Replace: GB/T 685-1993

Scope: This standard specifies the properties, specifications, testing, inspection rules, packaging and marking of chemical reagent formaldehyde solution. This standard applies to the inspection of chemical reagent formaldehyde solution.

GB/T 685-2013 Referenced Document

GB 15258 General rules for preparation of precautionary label for chemicals
GB 15346 Chemical reagent.Packaging and marking
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 605 Chemical reagent General method for the measurement of colour
GB/T 611-2006 Chemical reagent-General method for the determination of density
GB/T 6682 Water for analytical laboratory use.Specification and test methods
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
GB/T 9729 Chemical reagent.General method for the determination of chloride
GB/T 9736-2008 Chemical reagent.General method for the determination of acidity and alkalinity
GB/T 9741-2008 Chemical reagent.General method for the determination of residue after ignition
HG/T 3921 Chemical reagent.Regulations for sampling and acceptance