离岸价格
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|Minimum Order
位置:
-
最小订单价格:
-
最小订单:
1 Forty-Foot Container
包装细节:
25KG
交货时间:
prompt
供应能力:
5000 Ton per Month
付款方式:
T/T, Western Union, Money Gram
South Africa
联系人 Mr. Ricardo
21 Jones Rd, Jet Park, Boksburg,, Johannesburg, Gauteng 1459
It is a colorless rhombus, granular or flaky crystal, soluble in water, but hardly soluble in alcohol. Its stable liquor is acidity in dry condition. It decomposes in hot water and has poison.
Molecular Formula : NH4HF2
Molecular Weight : *7.*4
CAS NO. : ********7
|
Item |
Standard |
|
Appearance |
White Crystal |
|
Content |
*8% min |
|
SiF6*- |
0.7% max |
|
SO4*- |
0.1% max |
|
Residue After Burning |
0.2% max |
|
Loss Weight On Drying |
1.2% max |
Uses: as glass etchant, aseptic, disinfector and analytical reagent, in solution in the production of metal beryllium from beryllium oxide, in the treatment of the surface of silicon steel plate, for pottery and magnesium alloy, in chemical cleaning of boilers and evaporators, in acidify treatment of sand in oil field, as fluorination reagent in organic synthesis, in extraction of rare element.
