| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 16553-2003 |
Gems—Testing |
 (USD) |
via email in
1-8 business day
|
ABOLISHED
|
|
| QB/T 2997-2008 |
Adornment with precious metal coating |
 (USD) |
via email in
1-3 business day
|
|
|
| GB/T 11886-2001 |
Chemical analysis--Method of silver content in jewellery |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 35940-2018 |
Seawater cultured pearl oysters and classification of pearls |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14459-2006 |
Sampling inspection rules rules by attributes for precious metal adornment |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| QB/T 2996-2008 |
Brass foil |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 16552-2003 |
Gems—Nomenclature |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| QB/T 1689-2006 |
Terms of precious metal adornment |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 30713-2014 |
Microscopic method of inkstone identification |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 17832-2008 |
Silver jewellery alloys - Determination of silver - Volumetric (potentionmetric) method using potassium bromide |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| QB/T 4725-2014 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
