Antimony Trioxide - IND STAR NS

PARAMETER TEST
METHOD
GUARANTEED
SPECIFICATIONS

CHEMICAL

   
Sb2O3 Calculated 99.90% min.
Lead (Pb) A.A.S. 350 ppm max.
Arsenic (As) A.A.S. 500 ppm max.
Iron (Fe) A.A.S. 30 ppm max.
Copper (Cu) A.A.S. 5 ppm max.
Nickel (Ni) A.A.S. 5 ppm max.
Chloride (Cl) Silver Nitrate method 20 ppm max.
Sulphate (SO4) Barium Chloride method 5 ppm max.

Physical

   
Average particle size Fisher sub-sieve sizer 1.1 Micron max.
Sieve Refusal
(44 µ m/325 mesh)
ISO 787-7 0.02 % max.
Bulk density Measuring cup 1.0 max.
% Transmission
( W.I. No. 402002 )
UV-Visible Spectrophotometer meter 94.0 % min.

WHITENESS INDEX

   
L value Hunter scale 94.0 min.
b value Hunter scale 1.7 max.

Packing

Standard packing - 25 kg HDPE Laminated Paper bags, 50 kg Fiber/HDPE drum, 1MT PP Jumbo bags. We can also supply in special packing as per customer’s requirement.

Applications

  • Catalyst in the manufacture of polyester Chips/Fiber/Yarn.
  • Reagent for preparation of organic Antimony compounds.