| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| SN/T 2047-2008 |
Determination of impurities in copper concentrates for import—Inductively coupled plasma atomic emission spectrometry |
 (USD) |
via email in
1-3 business day
|
|
|
| YS/T 438.4-2001 |
Methods for physical performance determination of sandy alumina—Determination of specific surface area—B.E.T.method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14142-2017 |
Test method for crystallographic perfection of epitaxial layers in silicon—Etching technique |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 15-2015 |
|
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| SH/T 3554-2013 |
Specification for heat treatment of steel piping in petrochemical industry |
 (USD) |
via email in
1-5 business day
|
VALID
|
|
| GB/T 5242-1985 |
Check rules and test methods of cemented carbide products |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 5314-1985 |
Powders for powder metallurgical purposes; Sampling |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 34481-2017 |
Test method for measuring etch pit density(EPD) in low dislocation density monocrystalline germanium slices |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 24578-2015 |
Test method for measuring surface metal contamination on silicon wafers by total reflection X-Ray fluorescence spectroscopy |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 3657-1983 |
Measurement method of direct magnetic properties of soft magnetic alloys |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SN/T 2083-2008 |
Method for analysis of brass—Spark discharge atomic emission spectrometric |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 983-2014 |
Test method for measuring composition of polysilicon deposition reactor and TCS to STC converter vent gas |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 13448-1992 |
Test methods for colour-coated steel plates and strips |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 11111-1989 |
Continual determination method of eletric resistance for tungsten wires |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YB/T 5128-1993 |
Steel-Determination of continuous cooling transformation diagram-Dilatometric method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
|
|
