SODIUM STANNATE TRIHYDRATE

SYNONYM: Stannate, disodium

FORMULA: Na₂SnO₃.3H₂O

M. W.: 266.71

CAS NO.: 12058-66-1

DESCRIPTION: COLORLESS HEXAGON CRYSTAL OR WHITE POWDER, SOLUBLE IN WATER AND INSOLUBLE IN ALCOHOL AND ACETONE.

SPECIFICATIONS:

TIN	42.0% MIN.
Pb	0.002% MAX.
Sb	0.005% MAX.
As	0.01% MAX.
Fe	0.02% MAX.
NaOH	3.5% MAX.
NO3	0.1% MAX.
ALKALI-INSOLUBLE MATTER	0.1% MAX.

USES: USED IN PLATING, MORDANT, FIRE-PREVENTION FOR WOVEN MATERIALS, GLASS INDUSTRY, ETC.

PACKING: PACKED IN IRON TANKS SEALED WITH PLASTIC BAGS INTERNALLY, EACH TANK WEIGHS 25KG.