| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 28602-2012 |
Production technical regulation for furnace-process phosphoric acid |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 23764-2009 |
Test method of photocatalytic materials for self-cleaning |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 23761-2020 |
Test method for air-purification performances of photocatalytic materials—Degradation of acetaldehyde (or formaldehyde) |
 (USD) |
via email in
1-3 business day
|
TO BE VALID
|
|
| GB/T 37131-2018 |
Nanotechnologies—Test method of semiconductor nanopowder using UV-Vis diffuse reflectance spectroscopy |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 3049-1986 |
Chemical products for industrial use—General method for determination of iron content—o-Phenanthroline spectrophotometric method |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 23274.6-2009 |
Methods for chemical analysis of stannic oxide - Part 6: Determination of sulfate content - Visual turbidimetry method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 17518-2012 |
General method for determination of silicon content of chemical products—Reduced molybdosilicate spectrophotometric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 27813-2011 |
Analytical methods of anhydrous potassium fluoride |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 23278.8-2009 |
Methods for chemical analysis of sodium stannate - Part 8: Determination of nitrate content - Ion selective electrode method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 2368-1989 |
Sodium carbonate for industrial use--Determination of total soluble alkalinity--Titrimetric method |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| SN/T 0837.2-1999 |
Method for the determination of moisture in arsenic trioxide for export |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 23278.7-2009 |
Methods for chemical analysis of sodium stannate - Part 7: Determination of alkali insoluble matter - Gravimetric analysis |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8570.6-2010 |
Determination of liquefied anhydrous ammonia—Part 6:Oil content—Gravimetric and infra-red methods |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 23762-2020 |
Test method for water purification performance of photocatalytic materials |
|
via email in
1-3 business day
|
TO BE VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 23940-2009 |
Analytical methods of persulfate products for industrial use |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 19282-2003 |
Analytic method for Lithium hexafluorophosphate |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| DB37/T 3260-2018 |
Implementation Guidelines for the Management and Control System of Risk Classification for Production Safety of Bromine industry enterprises |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 23835.8-2009 |
Lithium perchlorate anhydrous - Part 8: Determination of potassium and sodium content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 8570.1-2008 |
Determination of liquefied anhydrous ammonia - Part 1: Taking a laboratory sample |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 30902-2014 |
Inorganic chemicals for industrial use—Determination of impurity element—Inductively coupled plasma optical emission spectrometry(ICP-OES) |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
|
|
