| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB 3828.4-1983 |
Methods for chemical analysis of high purity aluminum--The butylrhodamine B photometric method for the determination of gallium content |
$184.00 |
via email in 1~3 business day |
superseded,1996-6-1, |
|
| GB 3828.5-1983 |
Methods for chemical analysis of high purity aluminum--The anodic stripping voltametric method for the determination of copper, zinc and lead contents |
$180.00 |
via email in 1~3 business day |
valid,, |
|
| GB 3829.2-1983 |
Methods for chemical analysis of sponge titanium--The molybdenum blue photometric method for the determination of silicon content |
$45.00 |
via email in 1~3 business day |
superseded,1997-4-1,1984-7-1 |
|
| GB 3829.3-1983 |
Sponge titanium - Determination chlorine content - Silver sulfide spectrophotometric method |
$45.00 |
via email in 1~3 business day |
superseded,1997-4-1,1984-7-1 |
|
| GB 3829.4-1983 |
|
|
via email in business day |
superseded,1997-4-1, |
|
| GB 3829.5-1983 |
|
|
via email in business day |
superseded,1997-4-1, |
|
| GB 3829.6-1983 |
|
|
via email in business day |
superseded,1997-4-1, |
|
| GB 383-1964 |
Determination of color of kerosene (potassium dichromate color scale method) |
$180.00 |
via email in 1~3 business day |
superseded,1992-5-20,1965-7-1 |
|
| GB 3830-1983 |
Calendered film (sheet)from flexible PVC |
$224.00 |
via email in 1~3 business day |
superseded,1994-12-1,1984-6-1 |
|
| GB 3831-1983 |
Technical requirements for round broaches |
$180.00 |
via email in 1~3 business day |
valid,, |
|
| GB 3833-1983 |
Relation between sound pressure levels of narrow bands of noise in a diffuse field and in a frontally-incident free field for equal loudness |
|
via email in business day |
valid,, |
|
| GB 3834-1983 |
General principles of measuring methods of CMOS circuits for semiconductor integrated circuits |
$520.00 |
via email in 1~3 business day |
superseded,1997-1-1,1984-7-1 |
|
| GB 3836.1-1983 |
Electrical apparatus for explosive atmosphere--General requirements |
$420.00 |
via email in 1~5 business day |
abolished2000-08-01,2000-8-1,1985-1-1 |
|
| GB 3836.1-2000 |
Electrical apparatus for explosive gas atmospheres--Part 1:General requirements |
$540.00 |
via email in 1~5 business day |
abolished2011-08-01,2011-8-1,2000-8-1 |
|
| GB 3836.1-2010 |
Explosive atmospheres—Part 1:Equipment—General requirements |
$140.00 |
immediately |
superseded,2022-5-1,2011-8-1 |
|
| GB 3836.10-1991 |
Electrical apparatus for explosive atmospheres--Hermetically sealed electrical apparatus h |
$184.00 |
via email in 1~3 business day |
abolished2004-01-01,2004-1-1,1992-2-1 |
|
| GB 3836.11-1991 |
Electrical apparatus for explosive atmospheres－Method of test for ascertainment if maximum experimental safe gap |
$100.00 |
via email in 1~3 business day |
abolished2009-10-01,2009-10-1,1992-2-1 |
|
| GB 3836.11-2008 |
Explosive atmospheres - Part 11: Equipment protection by flameproof enclosures d - Method of test for ascertainment of maximum experimental safe gap |
$224.00 |
immediately |
superseded,2018-7-1,2009-10-1 |
|
| GB 3836.12-1991 |
Electrical apparatus for explosive atmospheres－Classification of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting currents |
$150.00 |
via email in 1~3 business day |
abolished2009-10-01,2009-10-1,1992-2-1 |
|
| GB 3836.12-2008 |
Explosive atmospheres - Part 12: Classification of gases or vapours with air according to their maximum experimental safe gaps and minimum igniting current |
$284.00 |
immediately |
superseded,2018-7-1,2009-10-1 |
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