This standard specifies requirements, test methods and marking of the permissible errors for mass measurement of gold, silver, platinum and palladium adornments as well as materials.
This standard is applicable to the transaction of gold, silver, platinum and palladium adornments as well as materials settled by mass.
2 Normative references
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard, however parties to agreements based on this 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 applies.
GB/T 8170-1987 Rules for rounding off of numerical values
3 Terms and definitions
For the purpose of this standard, the following terms and definitions apply.
3.1
mass of precious metals adornment
Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Requirements 5 Test methods 6 Marking
1 Scope
This standard specifies requirements, test methods and marking of the permissible errors for mass measurement of gold, silver, platinum and palladium adornments as well as materials.
This standard is applicable to the transaction of gold, silver, platinum and palladium adornments as well as materials settled by mass.
2 Normative references
The following normative documents contain provisions which, through reference in this standard, constitute provisions of this standard. For dated references, subsequent amendments (excluding corrections), or revisions, of any of these publications do not apply to this standard, however parties to agreements based on this 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 applies.
GB/T 8170-1987 Rules for rounding off of numerical values
3 Terms and definitions
For the purpose of this standard, the following terms and definitions apply.
3.1
mass of precious metals adornment
Contents of QB/T 1690-2004
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Requirements
5 Test methods
6 Marking
