| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 12690.7-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 7: Determination of silicon content |
$240.00 |
via email in 1~3 business day |
valid,,2022-5-1 |
|
| GB/T 12690.8-1990 |
Neodymium and neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method |
$180.00 |
via email in 1~3 business day |
valid,,1992-1-1 |
|
| GB/T 12690.8-2003 |
Neodymium and neodymium oxide-Determination of lanthanum oxide, cerium oxide, praseodymium oxide, s |
$140.00 |
via email in 1~3 business day |
superseded,2022-5-1,2004-6-1 |
|
| GB/T 12690.8-2021 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 8:Determination of sodium content |
$255.00 |
via email in 1~3 business day |
valid,,2022-5-1 |
|
| GB/T 12690.9-1990 |
Neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents--Spectrochemical method |
$220.00 |
via email in 1~3 business day |
valid,,1992-1-1 |
|
| GB/T 12690.9-2003 |
Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Determination of chlorine content—Silver nitrate turbidimetric method |
$124.00 |
via email in 1~3 business day |
valid,,2004-6-1 |
|
| GB/T 12769-1991 |
Titanium-clad copper bar |
$224.00 |
via email in 1~3 business day |
abolished2004-05-01,2004-5-1,1991-12-1 |
|
| GB/T 12769-2003 |
Titanium-clad copper bar |
$150.00 |
via email in 1~3 business day |
abolished2016-04-01,2016-4-1,2004-5-1 |
|
| GB/T 13219-2010 |
Scandium oxide |
$330.00 |
via email in 1~3 business day |
superseded,2019-4-1,2011-11-1 |
|
| GB/T 13219-2018 |
Scandium oxide |
$300.00 |
via email in 1~5 business day |
valid,,2019-4-1 |
|
| GB/T 13293.1-1991 |
Higher purity copper cathode－Determination of selenium and tellurum contents－Catalytic oscillopolarographic method |
$224.00 |
via email in 1~3 business day |
abolished2008-12-01,2008-12-1,1992-10-1 |
|
| GB/T 13293.10-1991 |
Higher purity copper cathode－Determination of zinc content－Flame atomic absorption spectrometric method |
$184.00 |
via email in 1~3 business day |
abolished2008-12-01,2008-12-1,1992-10-1 |
|
| GB/T 13293.11-1991 |
Higher purity copper cathode. Determination of silicon content. Molybdenum blue spectrophotometric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
| GB/T 13293.12-1991 |
Higher purity copper cathode. Determination of silver content. Separation and preconcentration with sulfhydryl cotton-flame atomic absorption spectrometric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
| GB/T 13293.13-1991 |
Higher purity copper cathods. Determiantion of sulphur content. Combustion-potassium iodate titrimetric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
| GB/T 13293.2-1991 |
Higher purity copper cathode. Determination of bismuth content. Hydride generation-atomic fluorescence spectrometric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
| GB/T 13293.3-1991 |
Higher purity copper cathode. Determination of bismuth contene. Hydride generation-atomic fluorescence spectrometric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
| GB/T 13293.4-1991 |
Higher purity copper cathode－Determination of antimony content－2-[(-5-bromo-2-pyridyl)azo]-5-diethylaminophenol spectrophotometric method |
$184.00 |
via email in 1~3 business day |
abolished2008-12-01,2008-12-1,1992-10-1 |
|
| GB/T 13293.5-1991 |
Higher purity copper cathode. Determination of arsenic content. Heteropoly arsenomolybdic acid-crystal violet spectrophotometric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
| GB/T 13293.6-1991 |
Higher purity copper cathode. Determination of phosphorus content. Heteropoly phosphato-vanadato-molybdicacid-crystal violet spectrophotometric method |
$180.00 |
via email in 1~3 business day |
valid,,1992-10-1 |
|
* Related standard quantity: * Page quantity: *
Current: * First
Previous
[5][6][7][8][9][10][11][12][13][14][15]
Next
End
* Related standard quantity: * Page quantity: *
Current: * First
Previous
[5][6][7][8][9][10][11][12][13][14][15]
Next
End
|
