| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 1820-1979 |
Determination of tin content in tin concentrates--Beryllium as carrier-fusion with sodium peroxide iodate titrimetric method |
$180.00 |
via email in 1~3 business day |
abolished2004-07-01,2004-7-1,1980-9-1 |
|
| GB/T 1821-1979 |
Determination of iron content in tin concentrates--Dichromate volumetric method |
$184.00 |
via email in business day |
superseded,2004-7-1,1980-9-1 |
|
| GB/T 1822-1979 |
Determination of copper content in tin concentrates;Biscyclohexanone oxalyl-dihydrazone photometric method |
$184.00 |
via email in 1~3 business day |
superseded,2007-2-1,1980-9-1 |
|
| GB/T 1823-1979 |
Determination of lead content in tin concentrates |
$180.00 |
via email in 1~3 business day |
superseded,2004-7-1,1980-9-1 |
|
| GB/T 1824-1979 |
Determination of arsenic content in tin concentrates |
$180.00 |
via email in 1~3 business day |
superseded,2004-7-1,1980-9-1 |
|
| GB/T 1825-1979 |
Determination of antimony content in tin concentrates--Malachite green photometric method |
$184.00 |
via email in 1~3 business day |
abolished2004-07-01 ,2004-7-1,1980-9-1 |
|
| GB/T 1826-1979 |
Determination of bismuth content in tin concentrates--Dithiodiantipyryl methane photometric method |
$184.00 |
via email in business day |
abolished2004-07-01 ,2004-7-1,1980-9-1 |
|
| GB/T 1827-1979 |
Determination of zinc content in tin concentrates;Polarographic method |
$180.00 |
via email in 1~3 business day |
abolished2004-07-01,2004-7-1,1980-9-1 |
|
| GB/T 1828-1979 |
Determination of tungsten trioxide content in tin concentrates;Thiocyanate photometric method |
$180.00 |
via email in 1~3 business day |
abolished2004-07-01,2004-7-1,1980-9-1 |
|
| GB/T 1829-1979 |
Determination of sulfur content in tin concentrates--Direct combustion-iodometric method |
$184.00 |
via email in business day |
abolished2004-07-01 ,2004-7-1,1980-9-1 |
|
| GB/T 1830-1979 |
Determination of aluminium oxide content in tin concentrates;Chromazurol S photometric method |
$180.00 |
via email in 1~3 business day |
abolished2004-07-01,2004-7-1,1980-9-1 |
|
| GB/T 1831-1979 |
Determination of silicon dioxide content in tin concentrates--Silicon molybdenum blue photometric method |
$180.00 |
via email in 1~3 business day |
abolished2004-07-01,2004-7-1,1980-9-1 |
|
| GB/T 1832-1979 |
Determination of magnesium oxide content in tin concentrates--Xylidyl blue Ⅱ photometric method |
$180.00 |
via email in 1~3 business day |
abolished2004-07-01,2004-7-1,1980-9-1 |
|
| GB/T 1833-1979 |
Determination of calcium oxide content in tin concentrates--EDTA volumetric method |
$180.00 |
via email in business day |
valid,,1980-9-1 |
|
| GB/T 8152.1-1987 |
Methods for chemical analysis of lead concentrates; The Na2 EDTA volumetric method for the determination of lead content |
$184.00 |
via email in 1~3 business day |
superseded,2007-2-1,1988-6-1 |
|
| GB/T 8152.1-2006 |
Methods for chemical analysis of lead concentrates―Determination of lead content―EDTA titration method after acid digestion |
$190.00 |
via email in 1~3 business day |
valid,,2007-2-1 |
|
| GB/T 8152.2-1987 |
Methods for chemical analysis of lead concentrates; The Na2 EDTA volumetric method for the determination of zinc content |
$184.00 |
via email in 1~3 business day |
superseded,2007-2-1,1988-6-1 |
|
| GB/T 8152.3-1987 |
Methods for chemical analysis of lead concentrates; The chromazurol S spectrophotometric method for the determination of aluminium (3) oxide content |
$184.00 |
via email in 1~3 business day |
superseded,2007-2-1,1988-6-1 |
|
| GB/T 8152.3-2006 |
Methods for chemical analysis of lead concentrates - Determination of aluminium(III) oxide content - Chromazurol S spectrophotometric method |
$60.00 |
via email in 1~3 business day |
valid,,2007-2-1 |
|
| GB/T 8152.4-1987 |
Methods for chemical analysis of lead concentrates--The atomic absorption spectrophotometric method for the determination of copper content |
$190.00 |
via email in 1~3 business day |
abolished2007-02-01 ,2007-2-1,1988-6-1 |
|
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