| Standard No. |
Title |
Price(USD) |
Delivery |
Status |
Add to Cart |
| GB/T 6730.25-2006 |
Iron ores - Determination of total rare earth contents - Oxalate gravimetric method |
$140.00 |
via email in 1~3 business day |
superseded,2022-7-1,2007-2-1 |
|
| GB/T 6730.25-2021 |
Iron ores—Determination of total rare earth contents—Oxalate gravimetric method |
$225.00 |
via email in 1~3 business day |
valid,,2022-7-1 |
|
| GB/T 6730.26-2017 |
Iron ores--Determination of fluorine content--Thorium nitrate titrimetric method |
$160.00 |
via email in 1~3 business day |
valid,,2018-6-1 |
|
| GB/T 6730.27-2017 |
Iron ores-Determination of fluorine content一Lanthanum-alizarin complexion spectrophotometric method |
$150.00 |
via email in 1~3 business day |
valid,,2018-4-1 |
|
| GB/T 6730.28-2006 |
Iron ores―Determinaton of fluorine content―Ion-selective electrode method |
$150.00 |
via email in 1~3 business day |
superseded,2022-7-1,2007-1-1 |
|
| GB/T 6730.28-2021 |
Iron ores—Determination of fluorine content—Ion-selective electrode method |
$225.00 |
via email in 1~3 business day |
valid,,2022-7-1 |
|
| GB/T 6730.29-2016 |
Iron ores―Determination of barium content―Barium sulfate grarimetric method |
$160.00 |
via email in 1~3 business day |
valid,,2017-9-1 |
|
| GB/T 6730.3-2017 |
Iron ores - Determination of hygroscopic moisture in analytical samples - Gravimetric, Karl Fischer and mass-loss methods |
$310.00 |
via email in 1~5 business day |
valid,,2018-7-1 |
|
| GB/T 6730.30-2017 |
Iron ores--Determination of chromium content--Diphenyl carbazide spectrophotometric method |
$160.00 |
via email in 1~2 business day |
valid,,2018-6-1 |
|
| GB/T 6730.31-2017 |
Iron ores--Determination of vanadium--N-benzoyl-N-phenylhydroxylamine extraction spectrophotometric method |
$180.00 |
via email in 1~3 business day |
valid,,2018-6-1 |
|
| GB/T 6730.32-2013 |
Iron ores - Determination of vanadium content - The ammonium ferrous sulfate titrimetric method |
$210.00 |
via email in 1~3 business day |
valid,,2014-2-1 |
|
| GB/T 6730.34-2017 |
Iron ores--Determination of tin content--Pyrocatechol violet cetyl trimet hylamine bromide spectrophotometric method |
$130.00 |
via email in 1~2 business day |
valid,,2018-6-1 |
|
| GB/T 6730.35-2016 |
Iron ores—Determination of copper content—Oxalic acid bis-cyclohexylidene hydragide(cuprizone) spectrophotometric method |
$160.00 |
via email in 1~3 business day |
valid,,2017-9-1 |
|
| GB/T 6730.36-2016 |
Iron ores―Determination of copper content―Flame atomic absorption spectrometric method |
$220.00 |
via email in 1~3 business day |
valid,,2016-11-1 |
|
| GB/T 6730.37-2017 |
Iron ores―Determination of cobalt content―4-[(5-chloro-2-pyridyl)azo]-1,3-diamino-benzene spectrophotometric method |
$160.00 |
via email in 1~3 business day |
valid,,2018-6-1 |
|
| GB/T 6730.38-2017 |
Iron ores--Determination of cobalt content--Nltroso-R salt spectrophotometric method |
$160.00 |
via email in 1~2 business day |
valid,,2018-6-1 |
|
| GB/T 6730.39-2017 |
Iron ores--Determination of nickle content--Dimetylglyoxime spectrophotometric method |
$160.00 |
via email in 1~3 business day |
valid,,2018-6-1 |
|
| GB/T 6730.42-2017 |
Iron ores--Determination of lead content--Dithizone spectrophotometric method |
$160.00 |
via email in 1~2 business day |
valid,,2018-6-1 |
|
| GB/T 6730.44-2017 |
Iron ores―Determination of zinc content―1-(2-pyridylazo)-2-naphthol spectrophotometric method |
$160.00 |
via email in 1~2 business day |
valid,,2018-6-1 |
|
| GB/T 6730.45-2006 |
Iron ores - Determination of arsenic content - Arseno-molybdenum blue spectrophotometric method after hydrogen arsenide separation |
$120.00 |
via email in 1~3 business day |
valid,,2007-2-1 |
|
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* Related standard quantity: * Page quantity: *
Current: * First
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