Negotiable
The date of payment from buyers deliver within days
Anhui
Long-term effective
2017-08-07 23:33
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Company Profile
Qingdao Hexin Machinery Co., Ltd.By certification [File Integrity]
Contact:Mr. Alex(Mr.)
Email:
Telephone:
Phone:
Area:Anhui
Address:Anhui
Website: http://frontagegas.china-pki.com/
Helium gas is one kind of noble gases,it is colorless,odorless,tasteless,no-toxic,inert,monatomic. | |
model | Helium gas(compressed in steel cylinder) |
CASE NO | 7440-59-7 |
UN NO | 1046 |
Transport of dangerous goods | 2.2 |
molecular formula | He |
molecular Weight | 4.003 |
density | 0.1786g/L (0°C,0.1MPa) |
ingredient | High Purity | Unit | |
He | ≥ | 99.999% | %V |
Ne | ≤ | 4 | ppmv |
H2 | ≤ | 1 | ppmv |
O2 | ≤ | 1 | ppmv |
N2 | ≤ | 2 | ppmv |
CO | ≤ | 0.5 | ppmv |
CO2 | ≤ | 0.5 | ppmv |
CH4 | ≤ | 0.5 | ppmv |
H2O | ≤ | 3 | ppmv |
CERTIFICATE OF ANALYSIS | ||||
Helium,5.0 UHP | ||||
Analytes | Specification | Analytical Results | Analytical Principle | Analytical Accuracy |
Helium | 99.999% | 99.999% | N | N/A |
Oxygen | 1 ppm | 0.5 ppm | W | |
H2O | 2 ppm | 0.1 ppm | P | |
THC(as mathane) | 0.5 ppm | ND | B | |
Nitrogen | 5 ppm | 0.9 ppm | B |
CONTACT US |
WUHU FRONTAGE GAS CO.,LTD. |
Tel: +86-18155391731 |
Web: www.wxsmqt.com |