| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 17418.4-1998 |
Methods for analysis of noble metals in geochemical samples--Determination of iridium content-Preconcentration by thiourea-Catalytic spectrophotometric method |
$180.00 |
via email in 1~3 business day |
abolished2011-02-01 ,2011-2-1,1999-1-1 |
|
| GB/T 17418.4-2010 |
Methods for analysis of noble metals in geochemical samples - Part 4: Determination of iridium content - Preconcentration by thiourea-catalytic spectrophotometric method |
$140.00 |
via email in 1~3 business day |
valid,,2011-2-1 |
|
| GB/T 17418.5-1998 |
Methods for analysis of noble metals in geochemical samples--Determination of ruthenium and osmium content-Separation by distillation-Catalytic spectrophotometric method |
$220.00 |
via email in 1~3 business day |
abolished2011-02-01 ,2011-2-1,1999-1-1 |
|
| GB/T 17418.5-2010 |
Methods for analysis of noble metals in geochemical samples - Part 5: Determination of ruthenium and osmium content - Separationby distillation-catalytic spectrophotometric method |
$160.00 |
via email in 1~3 business day |
valid,,2011-2-1 |
|
| GB/T 17418.6-1998 |
Methods for analysis of noble metals in geochemical samples--Determination of platinum, palladium and gold content-Preconcentration by fire assay-Emission spectrographic method |
$180.00 |
via email in 1~3 business day |
abolished2011-02-01 ,2011-2-1,1999-1-1 |
|
| GB/T 17418.6-2010 |
Methods for analysis of noble metals in geochemical samples—Part 6:Determination of platinum,palladium and gold content—Preconcentration by fire assay-emission spectrometry |
$160.00 |
via email in 1~3 business day |
valid,,2011-2-1 |
|
| GB/T 17418.7-2010 |
Methods for analysis of noble metals in geochemical samples—Part 7:Determination of platinum group elements—By nickel sulfide fire assay-inductively coupled plasma mass spectrometry |
$180.00 |
immediately |
valid,,2011-2-1 |
|
| 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superseded,2020-11-1,2007-11-1 |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 20899.12-2016 |
Methods for chemical analysis of gold ores - Part 12: Determination of arsenic, mercury, cadmium, lead and bismuth atomic fluorescence spectrometric method |
$160.00 |
via email in 1~3 business day |
valid,,2017-7-1 |
|
| GB/T 20899.13-2017 |
Methods for chemical analysis of gold ores - Part 13: Determination of lead, zinc, bismuth, cadmium, chromium, arsenic and mercury contents - Inductively coupled plasma atomic emission spectrometry |
$160.00 |
via email in 1~3 business day |
valid,,2018-8-1 |
|
| GB/T 20899.14-2017 |
Methods for chemical analysis of gold ores - Part 14: Determination of thallium content - Inductively coupled plasma atomic emission spectrometry and inductively coupled plasma mass spectrometry |
$160.00 |
via email in 1~3 business day |
valid,,2018-8-1 |
|
| 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 |
|
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