| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 223.82-2018 |
Steel and iron—Determination of hydrogen content—Thermal conductivity/infrared method after fusion under inert gas |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 3653.2-1983 |
Methods for chemical analysis of ferroboron;The gasometric method for the determination of carbon content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 20127.5-2006 |
Steel and alloy - Determination of trace element contents Part 5: Determination of gallium content by extraction separation-rhodamine B photometric method |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 223.33-1994 |
Methods for chemical analysis of iron, steel and alloy The chlorophosphonazo mA photometric method for the determination of cerium content after extraction separation |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 7731.12-1988 |
Methods for chemical analysis of ferrotungsten; The infrared absorption method for the determination of sulfur content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 4701.6-1984 |
Methods for chemical analysis of ferrotitanium;The 8-hydoxyquinoline volumetric method for the determination of aluminum content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.19-1989 |
Methods for chemical analysis of iron steel and alloy; The neocuproine-chloroform extraction photometric method for the determination of copper content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 3654.2-1983 |
Methods for chemical analysis of ferroniobium;The neocuproine-chloroform extraction photometric method for the determination of copper content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 223.32-1994 |
Methods for chemical analysis of iron, steel and alloy The hypophosphite reduction-iodimetric method for the determination of arsenic content |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 7730.8-2000 |
Methods for chemical analysis of ferromaganese and blast furnace ferromanganese--The infrared absorption method for the determination of sulfur content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YB/T 5043-1993 |
Chemical analysis of lump molybdenum oxide The determination of phosphorus by the photometric method of extraction of n-butyl alcohol-trichloromethane |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YB/T 5038-1993 |
Chemical analysis of lump molybdenum oxide The determination of moisture by the gravimetric method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 7731.2-1987 |
Methods for chemical analysis of ferrotungsten-The sodium periodate photometric method for the determination of manganese content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 223.66-1989 |
Methods for chemical analysis of iron, steel and alloy The thiocyanate-chlorpromazine hydrochloride-chloroform extraction photometric method for the determination of tungsten content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 4332-1984 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 7731.9-1987 |
Methods for chemical analysis of ferrotungsten-The bismuth iodide photometric method for the determination of bismuth content |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 223.25-1994 |
Methods for chemical analysis of iron, steel and alloy.The dimethylglyoxime gravimetric method for the determination of nickel content |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 223.30-1984 |
Methods for chemical analysis of iron steel and alloy--The arsenazo 3 photometric method for the determination of zirconium content after separation by p-bromomandelic acid |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 223.50-1994 |
Methods for chemical analysis of iron, steel and alloy The phenylfuorone-CTMAB direct photometric method for the determination of tin content |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB 3654.5-1983 |
Methods for chemical analysis of ferroniobium;The molybdenum blue photometric method for the determination of the phosphorus content |
 (USD) |
via email in
1-3 business day
|
VALID
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