| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB 7730.6-1988 |
Methods for chemical analysis of ferromanganese and blast furnace ferromanganese; The gasometric method for determination of carbon content |
$330.00 |
via email in 1~5 business day |
superseded,2008-11-1,1989-3-1 |
|
| GB 7730.7-1988 |
Methods for chemical analysis of ferromanganese and blast furnace ferromanganese; The gravimetric method for determination of carbon content |
$60.00 |
via email in 1~3 business day |
valid,,1989-3-1 |
|
| GB 7730.9-1988 |
Methods for chemical analysis of ferromanganese and blast furnace ferromanganese; The combustion-neutralization titration method for the determination of sulfur content |
$60.00 |
via email in 1~3 business day |
valid,,1989-3-1 |
|
| GB 7731.1-1987 |
Methods for chemical analysis of ferrotungsten-The cinchonine gravimetric method for the determination of tungsten content |
$60.00 |
via email in 1~3 business day |
superseded,2022-3-1,1988-3-1 |
|
| GB 7731.10-1988 |
Methods for chemical analysis of ferrotungsten - The infrared absorption method for the determination of carbon content |
$45.00 |
via email in 1~3 business day |
abolished2022-03-01 ,2022-3-1,1989-3-1 |
|
| GB 7731.12-1988 |
Methods for chemical analysis of ferrotungsten; The infrared absorption method for the determination of sulfur content |
$45.00 |
via email in 1~3 business day |
valid,,1989-3-1 |
|
| GB 7731.13-1988 |
Methods for chemical analysis of ferrotungsten; The combustion-neutralization titration method for the determination of sulfur content |
$45.00 |
via email in 1~3 business day |
superseded,2008-11-1,1989-3-1 |
|
| GB 7731.14-1988 |
Methods for chemical analysis of ferrotungsten-The polarographic method for the determination of lead content |
$30.00 |
via email in 1~3 business day |
abolished2008-11-01 ,2008-11-1,1990-1-1 |
|
| GB 7731.2-1987 |
Methods for chemical analysis of ferrotungsten-The sodium periodate photometric method for the determination of manganese content |
$30.00 |
via email in 1~3 business day |
valid,,1988-3-1 |
|
| GB 7731.3-1987 |
Methods for chemical analysis of ferrotungsten-The bis (cyclohexanone) oxalyldihydrazone photometric method for the determination of copper content |
$30.00 |
via email in 1~3 business day |
valid,,1988-3-1 |
|
| GB 7731.4-1987 |
Methods for chemical analysis of ferrotungsten-The molybdenum blue photometric method for the determination of phosphorus content |
$45.00 |
via email in 1~3 business day |
superseded,2022-3-1,1988-3-1 |
|
| GB 7731.5-1987 |
Methods for chemical analysis of ferrotungsten - The molybdenum blue photometric method for the determination of silicon content |
$30.00 |
via email in 1~3 business day |
superseded,2022-3-1,1988-3-1 |
|
| GB 7731.6-1987 |
Methods for chemical analysis of ferrotungsten-The molybdenum blue photometric method for the determination of arsenic content |
$30.00 |
via email in 1~3 business day |
abolished2009-04-01 ,2009-4-1,1988-3-1 |
|
| GB 7731.7-1987 |
Methods for chemical analysis of ferrotungsten-The phenylfluorone photometric method for the determination of tin content |
$30.00 |
via email in 1~3 business day |
abolished2008-11-01 ,2008-11-1,1988-3-1 |
|
| GB 7731.8-1987 |
Methods for chemical analysis of ferrotungsten-The tetraethylrhodamine photometric method for the determination of antimony content |
$30.00 |
via email in 1~3 business day |
superseded,2009-4-1,1988-3-1 |
|
| GB 7731.9-1987 |
Methods for chemical analysis of ferrotungsten-The bismuth iodide photometric method for the determination of bismuth content |
$30.00 |
via email in 1~3 business day |
abolished2009-04-01 ,2009-4-1,1988-3-1 |
|
| GB 7732-1987 |
Standard test method for surface-crack fracture toughness Kle of metallie plates |
$165.00 |
via email in 1~3 business day |
superseded,2008-11-1,1988-3-1 |
|
| GB 7733-1987 |
Matals-rotating bar bending corrosion fatigue testing |
$120.00 |
via email in 1~3 business day |
superseded,2009-4-1,1988-3-1 |
|
| GB 8545-1987 |
Die forgings of aluminium and aluminium alloy; Dimensional tolerance and machining allowance |
$90.00 |
via email in 1~3 business day |
abolished2013-10-01,2013-10-1,1989-1-1 |
|
| GB 8654.1-1988 |
Methods for chemical analysis of manganese metal; The ortho-phenanthroline photometric method for the determination of iron content |
$45.00 |
via email in 1~3 business day |
valid,,1989-2-1 |
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