| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 21994.1-2008 |
Chemical analysis of magnesium fluoride - Part 1: Preparation and storage of test samples |
$84.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.2-2008 |
Chemical analysis of magnesium fluoride - Part 2: Determination of moisture content - Gravimetric method |
$84.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.3-2008 |
Chemical analysis of magnesium fluoride - Part 3: Determination of fluoride content - Distillation-thorium nitrate titration volumetric method |
$124.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.4-2008 |
Chemical analysis of magnesium fluoride - Part 4: Determination of magnesium - EDTA volumetric method |
$90.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.5-2008 |
Chemical analysis of magnesium fluoride - Part 5: Determiantion of calcium content - Method of flame atomic absorption spectrometry |
$90.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.6-2008 |
Chemical analysis of magnesium fluoride - Part 6: Determination of silica content - Molybdenum blue photometric method |
$90.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.7-2008 |
Chemical analysis of magnesium fluoride - Part 7: Determination of iron content - Orthophenantholine photometric method |
$90.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21994.8-2008 |
Chemical analysis of magnesium fluoride - Part 8: Determination of sulphate content - Barium sulphate gravimetric method |
$90.00 |
via email in 1~3 business day |
valid,,2008-12-1 |
|
| GB/T 21995 -2008 |
Determination of nitroimidazoles in feeds - Liquid chromatography - Tandem mass spectrometry method |
$150.00 |
via email in 1~3 business day |
valid,,2008-10-1 |
|
| GB/T 21995-2008 |
Determination of nitroimidazoles in feeds—Liquid chromatography-tandem mass spectrometry method |
$140.00 |
via email in 1~3 business day |
to be abolished2026-01-01,2026-1-1,2008-10-1 |
|
| GB/T 21995-2025 |
Determnation of nitroimidazoles in feeds—Liquid chromatography-tandem mass spectrometry |
|
via email in business day |
to be valid,,2026-1-1 |
|
| GB/T 21996 -2008 |
Feed additive - Ferric glycine complex |
$150.00 |
via email in 1~3 business day |
valid,,2008-10-1 |
|
| GB/T 21996-2008 |
Feed additive—Ferric glycine complex |
$150.00 |
immediately |
to be superseded,2025-10-1,2008-10-1 |
|
| GB/T 21997.1-2008 |
Instrument for soil test - Liquid limit device - Part 1：Casagrande liquid limit device |
$150.00 |
via email in 1~3 business day |
valid,,2008-10-1 |
|
| GB/T 21997.2-2008 |
Instrument for soil test - Liquid limit device - Part 2：Fall cone liquid limit device |
$150.00 |
via email in 1~3 business day |
valid,,2008-10-1 |
|
| GB/T 21998-2008 |
Product of geographical indication - Dehua white porcelain |
$300.00 |
via email in 1~5 business day |
superseded,2025-1-24,2008-10-1 |
|
| GB/T 21998-2008/XG1-2025 |
Product of geographical indication - Dehua white porcelain,includes Amendment 1 |
$300.00 |
via email in 1~5 business day |
valid,,2025-1-24 |
|
| GB/T 21999 -2008 |
Oyster sauce |
$150.00 |
via email in 1~3 business day |
valid,,2009-5-1 |
|
| GB/T 21999-2008 |
Oyster sauce |
$160.00 |
via email in 1~3 business day |
superseded,2021-8-22,2009-5-1 |
|
| GB/T 22-1976 |
Bolts, small hexagon head with fit neck |
$180.00 |
via email in 1~3 business day |
valid,, |
|
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