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product

Stannous Fluoroborate
[Molecular formula]: Sn(BF4)2
[Molecular weight]: 292.34
[Appearance]: Colorless transparent liquid
[Main content]: 20.3%(Sn2+) min.
[Impurity index sign]: Sn4+: 0.8% max. Fe: 0.005% max.
 

Cl-: 0.8% max.

SO42-: 0.3% max.
  Free HBF4: 3% max. Free H3BO3: 2.5% v
  H2SiF6: 0.05% max. Opposite density: 1.65% max.
 [Used]: Used for the food merchandise to inside prevent orgnanic acid from eroding, and still used for the plating tin the copper wire, system to have the electricity casting of the industry or home appliances the electroplating of hull and tin metal alloy's electroplate bath.
[Packing]: 25kg per drum.

Zinc fluoroborate
[Molecular formula]: Zn(BF4)2 
[Molecular Weight]: 347.17
[Property] : White crystal which generally contains 2, 4 and 6 crystal. Relative Density: 2.120; soluble in water and alcohol; at 600°C , it will lose its crystal water; it can produce complex compound which is like aqua compound. If this kind of complex compound has no resistance to heat, it will decompose into metal and fluorides, ammonia, ammonium fluoroborate boron fluoride. Easy to get deliquescent, toxic.
[Product quality] : Company standard

Index name

Solid

Liquid

Zinc fluoroborate (Zn(BF4)2.6H20)

97.0%min.

50.0 %min.

Free boracic acid (H3BO3)

---

2.0 %

Free boratofluoric acid (HBF4)

---

3.0 %max.

Iron (Fe)

0.10 %max.

0.05 %max.

Chloride (Cl)

0.10 %max.

0.05 %max.

Sulfate (SO4)

0.50 %max.

0.10 %max.

Silicate (SiO2)

0.50 %max.

0.20 %max.

Appearance 
 

Clear colorless or almost colorless solution
[Used]: Used as the resin curing agent for textiles with fastness to washing and wearing, the catalyst for producing synthetic resin and and post finishing of textile resin, as the binding agent for fire retardant, pesticide, electric welding materials, electroplating solution and cobalt.
[Packing]: 25kg per drum.
 

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