USD $3.00-10.00 / Kilogram
USD $1.10-1.30 / Metric Ton
items
|
index
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||
top grade
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grade i
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gradeⅱ
|
|
the volume fraction of hydrogen/10-2 ≥
|
99.95
|
99.50
|
99.00
|
the volume fraction of oxygen/10-2 ≤
|
0.0l
|
o.20
|
0.40
|
the volume fraction of n2+ar/10-2 ≤
|
0.04
|
030
|
0.60
|
dew point/°c ≤
|
-43
|
-
|
-
|
freewater / ( ml/40lbottle )
|
-
|
non-freewater
|
≤100
|
note: the index of water conten of industrial qualified hydrogen by means of pipeline transporation and other packages shall be fixed by both seller and buyer.
|
product name | 4-chlorotoluene |
standard of product | gb/t3634.1-2006 |
cas no. | 1333-74-0 |
specification | ≥99.0% |
chemical name | hydrogen |
formula | h2 |
molecular weight | 2 |
properities | colorless, smelless, tasteless, inflammable gas. |
appearance | colorless, smelless, tasteless, inflammable gas. |
uses | used for heat treatment of metals, and used to make fuel material. |
packing | steel cylinder |
storage and transportaition | stored in steel cylinder. |