| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| YS/T 519.3-2009 |
Methods for chemical analysis of arsenic Part 3:Determination of sulfur content-Barium sulphate gravimetric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 14849.2-1993 |
Silicon metal--Determination of aluminium content--Chrome azurol S spectrophotometric method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 37.3-1992 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 226.4-2009 |
Methods for chemical analysis of selenium—Part 4:Determination of mercury content—Dithizone-carbon tetrachloride titrated colorimetric-method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 2138-1980 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| SN/T 1650-2005 |
Determination of iron aluminium calcium magnesium manganese zinc copper titanium chromium nickel vanadium in metal silicon--Inductively coupled plasma atomic emission spectrometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 2137-1980 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 2120-1980 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 37.2-1992 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 1059-2015 |
Determination of total carbon content in trichlorosilane for silicon eqitaxy—Gas chromatographic method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 1060-2015 |
Determination of other chlorosilane in trichlorosilane for silicon eqitaxy—Gas chromatographic method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 226.11-2009 |
Methods for chemical analysis of selenium Part 11:Determination of lead content-Flame atomic absorption spectrometry |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 26074-2010 |
Germanium monocrystal—Measurement of resistivity-DC linear four-point probe |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 2140-1980 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 226.7-1994 |
Determination of silicon content in selenium--Silicon-molybdenum blue photometric method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 227.2-1994 |
Determination of aluminum content in tellurium--Chromazurol S-tetradecyl pyridine bromide photometric method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 4699.2-1984 |
Methods for chemical analysis of silicochromium;The alkaline fusion-ammonium persulfate oxidation volumetric method for the determination of chromium content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 37.4-1992 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YB/T 5316-2006 |
Methods for chemical analysis of calcium-silicon The infrared absorption method the determination of carbon content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 4298-1984 |
The activation analysis method for the determination of elemental impurities in semiconductor silicon materials |
 (USD) |
via email in
1-3 business day
|
|
|
|
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