| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB 719-1984 |
Pig iron;sampling for chemical analysis |
|
via email in business day |
superseded,2006-8-1,1984-10-1 |
|
| GB 7216-1987 |
Gray cast iron metallography |
$270.00 |
via email in 1~3 business day |
abolished2010-04-01,2010-4-1,1987-10-1 |
|
| GB 7659-1987 |
Carbon Steel Casting Suitable for Welded Structure |
$40.00 |
immediately |
abolished2011-06-01 ,2011-6-1,1987-12-1 |
|
| GB 7728-1987 |
Chemical analysis of metallurgical products-General rule for flame atomic absorption spectrometric methods |
$90.00 |
via email in 1~3 business day |
superseded,2022-3-1,1988-3-1 |
|
| 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superseded,2008-11-1,1989-3-1 |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superseded,2022-3-1,1988-3-1 |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superseded,2008-11-1,1989-3-1 |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 |
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