1 Scope
This standard specifies the characteristics, specifications, test, inspection rules, packaging and marking of potassium chloride reagent.
This standard is applicable to the inspection of potassium chloride reagent.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding correction of error) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this national standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document applies.
GB/T 601 Chemical reagent—Preparations of reference titration solutions
GB/T 602 Chemical reagent—Preparations of standard solutions for impurity (GB/T 602-2002, ISO 6353-1: 1982, NEQ)
GB/T 603 Chemical reagent—Preparations of reagent solutions for use in test methods (GB/T 603-2002, ISO 6353-1: 1982, NEQ)
GB/T 609 Chemical reagent—General method for the determination of total nitrogen (GB/T 609-2006, ISO 6353-1: 1982, NEQ)
GB/T 6682 Water for analytical laboratory use—Specification and test methods (GB/T 6682-2008, ISO 3696: 1987, MOD)
GB/T 9723-2007 Chemical reagent—General rule for flame atomic absorption spectrometric analysis
GB/T 9724 Chemical reagent—General for the determination of pH (GB/T 9724-2007, ISO 6353-1: 1982, NEQ)
GB/T 9727 Chemical reagent—General method for the determination of phosphate (GB/T 9727-2007, ISO 6353-1: 1982, NEQ)
Foreword i
1 Scope
2 Normative references
3 Characteristics
4 Specification
5 Tests
6 Inspection rules
7 Packaging and marking
1 Scope
This standard specifies the characteristics, specifications, test, inspection rules, packaging and marking of potassium chloride reagent.
This standard is applicable to the inspection of potassium chloride reagent.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding correction of error) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this national standard are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. For undated references, the latest edition of the normative document applies.
GB/T 601 Chemical reagent—Preparations of reference titration solutions
GB/T 602 Chemical reagent—Preparations of standard solutions for impurity (GB/T 602-2002, ISO 6353-1: 1982, NEQ)
GB/T 603 Chemical reagent—Preparations of reagent solutions for use in test methods (GB/T 603-2002, ISO 6353-1: 1982, NEQ)
GB/T 609 Chemical reagent—General method for the determination of total nitrogen (GB/T 609-2006, ISO 6353-1: 1982, NEQ)
GB/T 6682 Water for analytical laboratory use—Specification and test methods (GB/T 6682-2008, ISO 3696: 1987, MOD)
GB/T 9723-2007 Chemical reagent—General rule for flame atomic absorption spectrometric analysis
GB/T 9724 Chemical reagent—General for the determination of pH (GB/T 9724-2007, ISO 6353-1: 1982, NEQ)
GB/T 9727 Chemical reagent—General method for the determination of phosphate (GB/T 9727-2007, ISO 6353-1: 1982, NEQ)
Contents of GB/T 646-2011
Foreword i
1 Scope
2 Normative references
3 Characteristics
4 Specification
5 Tests
6 Inspection rules
7 Packaging and marking
