Lithopone B301 is white powder, non-toxic, odorless, insoluble in water, no reaction with H2S and lye, release H2S gas when reacting with strong acids.
Lithopone B301 is widely used in coatings, printing ink, rubber, plastic etc..
Total Zinc (Calculated use Zinc Sulfate and Barium Sulfate) , % 99.0 min
Zinc Sulfate, % 28 min
Zinc Oxide, % 0.6 max
Tint reducing power 100 min
Volatile at 105°C, % 0.3 max
Water soluble matter, % 0.4 max
PH value of aqueous suspension 6.0-8.0
Oil absorption, g/100g 10-14 max
Residue on sieve 45mm, % be equal or greater than 5 % of standard sample
Hiding power Not less than 5% of the standard