| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 35097-2018 |
Microbeam analysis—Scanning electron microscopy with energy dispersive X-ray spectrosmetry—Determination of numberical concentration of inorganic fibrous particles in ambient air |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 36053-2018 |
Evaluation of thickness,density and interface width of thin films by X-ray reflectometry—Instrumental requirements,alignment and positioning,data collection,data analysis and reporting |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 33236-2016 |
Polycrystalline silicon—Determination of trace elements—Glow discharge mass spectrometry method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 32999-2016 |
Surface chemical analysis—Depth profiling—Measurement of sputtering rate:mesh-replica method using a mechanical stylus profilometer |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| HG 20558.1-1993 |
|
 (USD) |
via email in
1-10 business day
|
VALID
|
|
| HG/T 20570.3-1995 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 4650-1984 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 6488-2008 |
Liquid chemicals - Determination of refrative index at 20℃ |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 30705-2014 |
Microbeam analysis—Electron probe microanalysis—Guidelines for the determination of experimental parameters for wavelength dispersive spectroscopy |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 34172-2017 |
Microbeam analysis--Electron backscatter diffraction--Phase analysis method of metal and alloy |
 (USD) |
via email in
1 business day
|
VALID
|
|
| GB/T 30987-2014 |
Determination of free amino acids in plants |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 33893-2017 |
Determination of perfluorooctane sulfonates(PFOS) and perfluorooctanoic acid(PFOA) for separation membranes—Liquid chromatography-tandem mass spectrometry method |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 6682-1992 |
Water for laboratory use; Specifications |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| HG 20558.3-1993 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 18907-2013 |
Microbeam analysis—Analytical electron microscopy—Selected-area electron diffraction analysis using a transmission electron microscope |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| HG/T 20654-1998 |
Technical specification of design condition for monitor and control of chemical water treatment system in chemical industry |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| HG/T 20570.18-1995 |
|
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 28894-2012 |
Surface chemical analysis - Handling of specimens prior to analysis |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| HG/T 20576-1998 |
Measurment of Friction coefficients of power/particle and static wall |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 6680-2003 |
General rules for sampling liquid chemical products |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
|
|
