| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| T/GAC 8-2019 |
Enamel and precious metal ornaments |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 16553-2010 |
Gems—Testing |
 (USD) |
via email in
1-10 business day
|
ABOLISHED
|
|
| DZ/T 0045-1993 |
|
 (USD) |
via email in
1-5 business day
|
ABOLISHED
|
|
| DB23/T 1643-2015 |
|
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 38816-2020 |
Agate—Beihong agate—Testing |
 (USD) |
via email in
1-3 business day
|
TO BE VALID
|
|
| T/GYSP 4-2018 |
Rules for sample nomenclature— Jadeite |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 16554-2003 |
Diamond grading |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| JC/T 574-1994 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 29155-2012 |
Transparent jadeite(colorless) grading |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 36168-2018 |
Turquoise—Testing |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| DZ/T 0044-1993 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 4291-2007 |
Synthetic cryolite |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| DZ/T 0046-1993 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 23885-2009 |
Jadeite grading |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| DZ/T 0294-2016 |
Colorless synthetic single crystal diamond grown by chemical vapor deposition method. Screening and identifying |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 16553-1996 |
Gems--Testing |
 (USD) |
via email in
1-8 business day
|
ABOLISHED
|
|
| GB/T 36127-2018 |
Process quality evaluation of carved jade products |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 16552-1996 |
Gems--Nomenclature |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 33541-2017 |
Qualified judgement criteria of sampling inspectionfor gems and precious metal products |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 16552-2017 |
Gems—Nomenclature |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
