| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 23938-2009 |
High purity carbon dioxide |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 34710.2-2018 |
Classification of the mixture gas—Part 2:Corrosive classification |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 3634.2-2011 |
Hydrogen—Part 2:Pure hydrogen,high pure hydrogen and ultrapure hydrogen |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| HG/T 2863-2011 |
Argon for glow lamp |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 21287-2007 |
Gases for electronic industry—Nitrogen trifluoride |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14601-2009 |
Gas for electronic industry—Ammonia |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 5275.5-2014 |
Gas analysis—Preparation of calibration gas mixtures using dynamic volumetric methods—Part 5:Capillary calibration devices |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14850-2020 |
Gas analysis—Vocabulary |
 (USD) |
via email in
1-3 business day
|
TO BE VALID
|
|
| GB/T 17873-2014 |
Pure neon and high purity neon |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 22025-2008 |
Aerosol grade isobutane（A-31） |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 37185-2018 |
Gas analysis—Determination of indoor harmful volatile organic compounds—“SUMMA canister and silonite tube” and chromatography/mass spectrometry(GC/MS) |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 28125.1-2011 |
Determination of hazardous materials in air separation process—Part 1:Determination of hydrocarbons |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 12022-2014 |
Industrial sulfur hexafluoride |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 15909-2009 |
Gas for electronic industry—Silane |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| AQ 3051-2015 |
Technical Requirements for Automation Control System of Liquid Chlorine Cylinder Filling |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 14851-2009 |
Gas for electronic industry—Phosphine |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 26073-2010 |
Safety guideline for the evaluation of toxic and flammable gas detection systems |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 36090-2018 |
Gas analysis—Guide for quality assurance of on line automatic measuring system |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 5275.11-2014 |
Gas analysis—Preparation of calibration gas mixtures using dynamic volumetric methods—Part 11:Electrochemical generation |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 28726-2012 |
Gas analysis—Gas chromatograph with helium ionization detector |
|
via email in
|
VALID
|
please email coc@codeofchina.com for quotation
|
|
|
