| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add To Cart |
| GB/T 8757-2006 |
Determination of carrier concentration in galliumarsenide by the plasma resonance minimum |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 13789-2008 |
Methods of measurement of the magnetic properties of magnetic sheet and strip by means of a single sheet tester |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 13389-1992 |
Practice for conversion between resistivity and dopant density for boron-doped and phosphorus-doped silicon |
|
via email in
1-3 business day
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 38786-2020 |
Testing method for cleanliness of magnesium and magnesium alloy ingots |
 (USD) |
via email in
1-3 business day
|
TO BE VALID
|
|
| GB/T 30859-2014 |
Test method for warp and waviness of silicon wafers for solar cells |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB 1558-1983 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB 4334.9-1984 |
|
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| GB/T 32278-2015 |
Test method for flatness of monocrystalline silicon carbide wafers |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 5986-2000 |
Test method for modulus of elasticity of thermostat metals |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 24297-2009 |
The test method for thermal deflection rate of spiral and helix coils of thermostat bimetal |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 18036-2000 |
The test method of thermo-emf for platinum rhodium thermocouple thin wires |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 617.9-2007 |
Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 9 Determination of adhesion ratio of aluminum powder |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| SN/T 2082-2008 |
Test method for Rockwell hardness(HRB)of cold-rolled steel sheet |
 (USD) |
via email in
1-3 business day
|
|
|
| YS/T 535.7-2009 |
Chemical analysis methods of sodium fluoride—Part 7:Determination of acidity—Neutral titration method |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 6522-1986 |
Aluminium oxide powders--Determination of apparent density |
|
via email in
|
ABOLISHED
|
please email coc@codeofchina.com for quotation
|
| GB/T 2596-1981 |
Tungsten powder and tungsten carbide powder; Determination of specific surface product(average graininess) ; Simplified nitrogen absorption method |
 (USD) |
via email in
1-3 business day
|
ABOLISHED
|
|
| YS/T 533-2006 |
Self-fluxing alloy powders-Determination of solidus-Liquidus temperature range |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| GB/T 4195-1984 |
Method for measuring the distribution of the powder size of tungsten and molybdenum method by the balance for the fall of the particles |
 (USD) |
via email in
1-3 business day
|
VALID
|
|
| YS/T 617.10-2007 |
Determination of chemical compositions and physical properties of aluminum powder magnesium powder and Al-Mg alloy powder Part 10 Determination of coating surface of aluminum powder |
|
via email in
1-3 business day
|
VALID
|
please email coc@codeofchina.com for quotation
|
| GB/T 32791-2016 |
Electromagnetic(eddy-current)examination method for electrical conductivity of copper and copper alloys |
 (USD) |
via email in
1-3 business day
|
VALID
|
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