FOB Price
أحصل على آخر سعر( Negotiable )
|Minimum Order
Place of Origin:
-
Price for Minimum Order:
-
Minimum Order Quantity:
1 Ton
Packaging Detail:
25kg packing with plastic bag lined woven sack.
Delivery Time:
15 to 30 days
Supplying Ability:
500 Ton per Month
Payment Type:
T/T
China
الشخص الذي يمكن الاتصال به Ivy
Kunming, Yunnan
Formula: ZnSiF6·6H2O
Molecular Weight: **5.*4
UN: ***5
Hazard Class: 6.1
Properties: It is colorless hexagon rhombus crystals
or white crystal or white crystal powder with specific gravity of
2.**4. It is easily soluble in water, soluble in inorganic acid,
insoluble in alcohol, is decomposes by heating to
**0℃
and produces
silicon tetrafluoride (SiF4), water (H2O) and zinc fluoride (ZnF2).
The pH of 1% aqueous solution is 3.2. It was toxic.
Usages: It is used as quick hardener of concrete,
preservative of timber, intensifier of plaster, treater after
washing, mothproofing agent and catalyst for polyester fibre etc.
It is used also in electrolysis bath for zinc.
Specification:
|
Item |
Data |
|
Zinc fluorosilicate (ZnSiF6·6H2O) |
≥*8% |
|
Water-insoluble matter (ZnF6·SiO2) |
≤0.*5% |
|
Zinc sulphate (ZnSO4·7H2O) |
≤0.5% |
|
Water |
≤0.6% |
Packing: *5kg packing with plastic bag lined woven sack.
