4N Sb2O3 99.99%min, total impurity 100ppm max
Pb/As/Fe/Sn/Cu/Ni/Al/Ca <5ppm each, Bi < 2ppm
Size: 1-4microm
5N Sb2O3 >99.999%, Total Impurity 10ppm max
Ag/Cu/Al/Ni/Pb <0.5ppm each, Ca/ Mg/Fe<1.0ppm each
For manufacturing of f Antimony Compounds, Flame-retardant, Electronic Elements, Light proof Agent, Mordant and High purity reagent.
Packed in polyethylene bottle, or 25kgs cardboard drum