| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 2009-1987 |
Method of sampling and sample preparation of bauxite in bulk |
$180.00 |
via email in 1~3 business day |
valid,,1988-10-1 |
|
| GB/T 20100-2006 |
Stainless steel fiber sintering medium |
$384.00 |
via email in 1~3 business day |
abolished2016-06-01,2016-6-1,2006-6-1 |
|
| GB/T 20104-2006 |
Method for identifying tendency of coal to spontaneous combustion by oxygen absorption with chromatograph |
$180.00 |
via email in 1~3 business day |
valid,,2006-8-1 |
|
| GB/T 20105-2006 |
Coated fabrics for air duct |
$180.00 |
via email in 1~3 business day |
valid,,2006-8-1 |
|
| GB/T 20475.1-2006 |
Classification for content of harmful elements in coal - Part 1：phosphorus |
$60.00 |
via email in 1~3 business day |
valid,,2007-2-1 |
|
| GB/T 20475.2-2006 |
Classification for content of harmful elements in coal - Part 2: Chlorine |
$70.00 |
via email in 1~3 business day |
valid,,2007-2-1 |
|
| GB/T 20475.3-2012 |
Classification for content of harmful elements in coal—Part 3:Arsenic |
$60.00 |
via email in 1~3 business day |
valid,,2013-10-1 |
|
| GB/T 20475.4-2012 |
Classification for content of harmful elements in coal—Part 4：Mercury |
$60.00 |
via email in 1~3 business day |
valid,,2013-10-1 |
|
| GB/T 20475.5-2020 |
Classification for content of harmful elements in coal―Part 5：Fluorine |
$100.00 |
via email in 1~3 business day |
valid,,2020-10-1 |
|
| GB/T 20491-2006 |
Steel slag powder used for cement and concrete |
$60.00 |
via email in 1~3 business day |
superseded,2018-6-1,2007-2-1 |
|
| 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superseded,2022-11-1,2007-2-1 |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 20704-2006 |
Rock drilling - Rotary drill-rods and rotary drill-bits for dry drilling - Connecting dimensions |
$50.00 |
via email in 1~3 business day |
valid,,2007-5-1 |
|
| 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superseded,2020-11-1,2007-11-1 |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 |
to be superseded,2026-1-1,2007-11-1 |
|
| 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 |
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