| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 223.49-1994 |
Methods for chemical analysis of iron, steel and alloy Extraction separation-chlorophosphonazo mA spectrophotometric method for the determination of the total rare earth content |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 8654.3-1988 |
Methods for chemical analysis of manganese metal; The molybdenum blue photometric method for the determination of silicon content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
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| GB/T 5686.5-2008 |
Ferromanganese ferromanganese-silicon nitrogen-bearing ferromanganese and manganese metal - Determination of carbon content - The infrared absorption method the gasometric method the gravimetric and the coulometric method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YB/T 178.1-2000 |
Method for chemical analysis of silicon-aluminium alloy ad silicon-barium-aluminium alloy The percholoric acid dehydration-gravimetric method for the determination of silicon content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.70-1989 |
Methods for chemical analysis of iron steel and alloy; The O-Phenanthroline spectrophotometric method for the determination of iron content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 5686.6-1988 |
Methods for chemical analysis of silicomanganese alloy; The gasometric method for the determination of carbon content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.25-1984 |
|
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via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 4700.2-1988 |
Methods for chemical analysis of calcium-silicon-The EDTA titrimetric method for the determination of calcium content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 223.47-1994 |
Methode for chemical analysis of iron,steel and alloy The carrier precipitation-molybdenum blue potometric method for the determination of antimony content |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 7731.13-1988 |
Methods for chemical analysis of ferrotungsten; The combustion-neutralization titration method for the determination of sulfur content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 223.9-2000 |
Methods for chemical analysis of iron, steel and alloy－The chrom azurol S photometric method for the determination of aluminium content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 5687.2-1985 |
Methods for chemical analysis of ferro-chromium; The gravimetric method for the determination of silicon content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 223.69-1997 |
Methods for chemical analysis of iron,steel and alloy The gas- volumetric method after combustion in the pipe furnace for the determination of carbon content |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 4702.16-2008 |
Chromium metal - Determination of sulfur content - Infrared absorption method and combustion-neutralization titration method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 4333.8-1988 |
Methods for chemical analysis of ferrosilicon-The atomic absorption spectrometric method for the determination of calcium content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 223.5-1997 |
Methods for chemical analysis of iron,steel and alloy The reduced molybdosilicate spectrophotometric method for the determination of acid-soluble silicon content |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB 4333.4-1988 |
Methods for chemica analysis of ferrosilicon-The chromazurol S photometric method for the determination of aluminium content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 4701.9-1988 |
Methods for chemical analysis of ferrotitanium-The coulometric method for the determination of carb |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YB/T 178.4-2000 |
Methods for chemical analysis of silicon-aluminium alloy and silicon-barium-aluminium alloy The sodium periodate spectrophotometric method for the determination of manganese content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 22368-2008 |
Low-alloy steel - Determination of multi-element contents - Glow discharge optical emission spectrometry（Routine method） |
 (USD) |
via email in
1-3 business day
|
VALID
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