| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 1824-1979 |
Determination of arsenic content in tin concentrates |
$180.00 |
via email in 1~3 business day |
superseded,2004-7-1,1980-9-1 |
|
| GB/T 1829-1979 |
Determination of sulfur content in tin concentrates--Direct combustion-iodometric method |
$184.00 |
via email in business day |
abolished2004-07-01 ,2004-7-1,1980-9-1 |
|
| GB/T 1833-1979 |
Determination of calcium oxide content in tin concentrates--EDTA volumetric method |
$180.00 |
via email in business day |
valid,,1980-9-1 |
|
| GB/T 19204-2020 |
General characteristics of liquefied natural gas |
$255.00 |
via email in 1~3 business day |
valid,,2020-12-1 |
|
| GB/T 20565-2006 |
Iron ores and direct reduced iron - Vocabulary |
$280.00 |
via email in 1~3 business day |
superseded,2022-11-1,2007-2-1 |
|
| GB/T 20565-2022 |
Iron ores and direct reduced iron—Vocabulary |
$585.00 |
via email in 1~5 business day |
valid,,2022-11-1 |
|
| GB/T 20899.1-2007 |
Methods for chemical analysis of gold ores—Part 1:Determination of gold contents |
$180.00 |
via email in 1~3 business day |
superseded,2020-11-1,2007-11-1 |
|
| GB/T 20899.1-2019 |
Methods for chemical analysis of gold ores—Part 1:Determination of gold content |
$270.00 |
via email in 1~3 business day |
valid,,2020-11-1 |
|
| GB/T 20899.10-2007 |
Methods for chemical analysis of gold ores—Part 10:Determination of antimony contents |
$120.00 |
via email in 1~3 business day |
valid,,2007-11-1 |
|
| GB/T 20899.11-2007 |
Methods for chemical analysis of gold ores—Part 11:Determination of arsenic and bismuth contents |
$90.00 |
via email in 1~3 business day |
abolished2017-12-15,,2007-11-1 |
|
| GB/T 20899.15-2023 |
Methods for chemical analysis of gold ores―Part 15:Determination of copper,lead,zinc,silver,iron,manganese,nickel,cobalt,aluminum,chromium,cadmium,antimony,bismuth,arsenic,mercury,selenium,barium and beryllium contents―Inductively coupled plasma mass sp |
$255.00 |
via email in 1~3 business day |
valid,,2024-3-1 |
|
| GB/T 20899.2-2007 |
Methods for chemical analysis of gold ores—Part 2:Determination of silver contents |
$124.00 |
via email in 1~3 business day |
abolished2020-11-01 ,2020-11-1,2007-11-1 |
|
| GB/T 20899.2-2019 |
Methods for chemical analysis of gold ores -- Part 2: Determination of silver content -- Flame atomic absorption spectrometric method |
$100.00 |
via email in 1~3 business day |
valid,,2020-11-1 |
|
| GB/T 20899.3-2007 |
Methods for chemical analysis of gold ores—Part 3:Determination of arsenic contents |
$180.00 |
via email in 1~3 business day |
abolished2020-11-01 ,2020-11-1,2007-11-1 |
|
| GB/T 20899.3-2019 |
Methods for chemical analysis of gold ores -- Part 3: Determination of arsenic content |
$170.00 |
via email in 1~3 business day |
valid,,2020-11-1 |
|
| GB/T 20899.4-2007 |
Methods for chemical analysis of gold ores—Part 4:Determination of copper cotents |
$120.00 |
via email in 1~3 business day |
abolished2022-03-01,2022-3-1,2007-11-1 |
|
| GB/T 20899.4-2021 |
Methods for chemical analysis of gold ores—Part 4: Determination of copper content |
$225.00 |
via email in 1~3 business day |
valid,,2022-3-1 |
|
| GB/T 20899.5-2007 |
Methods for chemical analysis of gold ores—Part 5:Determination of lead contents |
$120.00 |
via email in 1~3 business day |
superseded,2022-3-1,2007-11-1 |
|
| GB/T 20899.5-2021 |
Methods for chemical analysis of gold ores—Part 5: Determination of lead content |
$225.00 |
via email in 1~3 business day |
valid,,2022-3-1 |
|
| GB/T 20899.6-2007 |
Methods for chemical analaysis of gold ores—Part 6:Determination of zinc contents |
$120.00 |
via email in 1~3 business day |
superseded,2022-3-1,2007-11-1 |
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