| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 6150.15-2023 |
Methods for chemical analysis of tungsten concentrates―Part 15:Determination of bismuth content―Hydride generation atomic fluorescence spectrometry and flame atomic absorption spectrometry |
$225.00 |
via email in 1~3 business day |
valid,,2024-3-1 |
|
| GB/T 6150.17-2022 |
Methods for chemical analysis of tungsten concentrates—Part 17：Determination of antimony content—Atomic fluorescence spectrometry |
$225.00 |
via email in 1~3 business day |
valid,,2023-2-1 |
|
| GB/T 6150.18-2023 |
Methods for chemical analysis of tungsten concentrates一Part 18：Determination of barium content一Inductively coupled plasma atomic emission spectrometry |
$165.00 |
via email in 1~3 business day |
valid,,2023-12-1 |
|
| GB/T 6150.2-2022 |
Methods for chemical analysis of tungsten concentrates—Part 2: Determination of tin content—Potassium iodate titrimetry and inductively coupled plasma atomic emission spectrometry |
$255.00 |
via email in 1~3 business day |
valid,,2023-2-1 |
|
| GB/T 6150.3-2023 |
Methods for chemical analysis of tungsten concentrates—Part 3: Determination of phosphorus content—The phosphorus molybdenum yellow spectrophotometry and inductively coupled plasma atomic emission spectrometry |
$260.00 |
via email in 1~3 business day |
valid,,2024-6-1 |
|
| GB/T 6150.4-2023 |
Methods for chemical analysis of tungsten concentrates―Part 4:Determination of sulfur content―High frequency-infrared absorption method and combustion-iodometric method |
$225.00 |
via email in 1~3 business day |
valid,,2024-3-1 |
|
| GB/T 6150.6-2023 |
Methods for chemical analysis of tungsten concentrates―Part 6:Determination of moisture content―Gravimetric method |
$165.00 |
via email in 1~3 business day |
valid,,2024-3-1 |
|
| GB/T 6150.8-2023 |
Methods for chemical analysis of tungsten concentrates―Part 8:Determination of molybdenum content―Thiocyante spectrophotometry method |
$165.00 |
via email in 1~3 business day |
valid,,2024-3-1 |
|
| GB/T 8638.1-1988 |
Nickel base alloy powder; Determination of boron content; Alkalimetric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.10-1988 |
Nickel base alloy powder; Determination of molybdenum content; Thiocyanate spectrophotometric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.11-1988 |
Nickel base alloy powder; Determination of tungsten content; Cinchonine gravimetric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.12-1988 |
Nickel base alloy powder; Determination of phosphorus content; N-butyl alcohol-chloroform extraction spectrophotometric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.13-1988 |
Nickel base alloy powder; Determination of oxygen content; Pulse heating inert gas fusion coulometric titrimetric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.2-1988 |
Nickel base alloy powder; Determination of aluminium content; Chrome azurol S spectrophotometric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.3-1988 |
Nickel base alloy powder; Determination of silicon content; Gravimetric method after dehydration by perchloric acid |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.4-1988 |
Nickel base alloy powder; Determination of chromium content; Persulfate oxidation titrimetric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.5-1988 |
Nickel base alloy powder; Determination manganese content; Sodium(potassium periodate spectrophotometric method) |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.6-1988 |
Nickel base alloy powder; Determination of iron content; Titanium trichloride-potassium dichromate titrimetric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.7-1988 |
Nickel base alloy powder; Determination of cubit content; Nitroso-R salt spectrophotometric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
|
| GB/T 8638.8-1988 |
Nickel base alloy powder; Determination of copper content; Neocuproine-chloroform extraction spectrophotometric method |
$184.00 |
via email in 1~3 business day |
superseded,2006-10-11,1989-1-1 |
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