GB/T 26525-2022 Refined cobaltous chloride
Warning: This product is listed in the Catalogue of hazardous chemicals (2015) and classified as a hazardous chemical, and shall be handled with caution. Persons using this document shall be familiar with normal laboratory practice. This document does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to ensure compliance with any national regulatory conditions. Some reagents used in the test method are corrosive. If splashed onto skin or eyes, the affected area shall be rinsed immediately with water. In serious cases, seek medical treatment immediately.
1 Scope
This document specifies the requirements, test methods, inspection rules, marking and labeling, as well as packaging, transport, and storage of refined cobaltous chloride.
This document is applicable to refined cobaltous chloride.
Note: This product is mainly used in electroplating, batteries, catalysts, pharmaceutical raw materials, and other industries.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191-2008 Packaging - Pictorial markings for handling of goods
GB/T 6678 General principles for sampling chemical products
GB/T 6682-2008 Water for analytical laboratory use - Specification and test methods
GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values
HG/T 3696.1 Inorganic chemicals for industrial use - Preparations of standard and reagent solutions for chemical analysis - Part 1: Preparations of standard volumetric solutions
HG/T 3696.2 Inorganic chemicals for industrial use - Preparations of standard and reagent solutions for chemical analysis - Part 2: Preparations of standard solutions for impurity
HG/T 3696.3 Inorganic chemicals for industrial use - Preparations of standard and reagent solutions for chemical analysis - Part 3: Preparations of reagent solutions
3 Terms and definitions
No terms and definitions are defined in this document.
4 Molecular formula and relative molecular mass
Molecular formula: CoCl2·6H2O
Relative molecular mass: 237.92 (as per the Atomic weights of the elements 2018)
5 Technical requirements
5.1 Appearance: red or violet-red crystals.
5.2 Refined cobaltous chloride shall meet the requirements specified in Table 1.
Table 1
Contents
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Molecular formula and relative molecular mass
5 Technical requirements
6 Test method
7 Inspection rules
8 Marking and labeling
9 Packaging, transport and storage
Annex A (Normative) Method for treatment of mercury-containing waste liquid
Bibliography
GB/T 26525-2022 Refined cobaltous chloride
Warning: This product is listed in the Catalogue of hazardous chemicals (2015) and classified as a hazardous chemical, and shall be handled with caution. Persons using this document shall be familiar with normal laboratory practice. This document does not purport to address all of the safety problems, if any, associated with its use. It is the responsibility of the user to establish appropriate safety and health practices and to ensure compliance with any national regulatory conditions. Some reagents used in the test method are corrosive. If splashed onto skin or eyes, the affected area shall be rinsed immediately with water. In serious cases, seek medical treatment immediately.
1 Scope
This document specifies the requirements, test methods, inspection rules, marking and labeling, as well as packaging, transport, and storage of refined cobaltous chloride.
This document is applicable to refined cobaltous chloride.
Note: This product is mainly used in electroplating, batteries, catalysts, pharmaceutical raw materials, and other industries.
2 Normative references
The following normative documents contain provisions which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191-2008 Packaging - Pictorial markings for handling of goods
GB/T 6678 General principles for sampling chemical products
GB/T 6682-2008 Water for analytical laboratory use - Specification and test methods
GB/T 8170 Rules of rounding off for numerical values & expression and judgment of limiting values
HG/T 3696.1 Inorganic chemicals for industrial use - Preparations of standard and reagent solutions for chemical analysis - Part 1: Preparations of standard volumetric solutions
HG/T 3696.2 Inorganic chemicals for industrial use - Preparations of standard and reagent solutions for chemical analysis - Part 2: Preparations of standard solutions for impurity
HG/T 3696.3 Inorganic chemicals for industrial use - Preparations of standard and reagent solutions for chemical analysis - Part 3: Preparations of reagent solutions
3 Terms and definitions
No terms and definitions are defined in this document.
4 Molecular formula and relative molecular mass
Molecular formula: CoCl2·6H2O
Relative molecular mass: 237.92 (as per the Atomic weights of the elements 2018)
5 Technical requirements
5.1 Appearance: red or violet-red crystals.
5.2 Refined cobaltous chloride shall meet the requirements specified in Table 1.
Table 1
Contents of GB/T 26525-2022
Contents
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Molecular formula and relative molecular mass
5 Technical requirements
6 Test method
7 Inspection rules
8 Marking and labeling
9 Packaging, transport and storage
Annex A (Normative) Method for treatment of mercury-containing waste liquid
Bibliography
