Lithopone

Lithopone B-311 Lithopone B311 Application: widely used in field of paint, printing ink ,rubber, plastics industries etc.

Lithopone technical standard(GB/T1707-1995) Items B311 Total amount of zinc (calculated as zinc sulfate and barium sulfate)% ≥ 99 Total amount of zinc (calculated as zinc sulfate and barium sulfate)% ≥ 30 Zinc oxide.% ≤ 0.3 Volatile matter at 105℃,% ≤ 0.3 Matter soluble in water.% ≤ 0.4 Residue on sieve(63um).% ≤ 0.1 Color (compare to standard sample) High Oil absorption value,(g/100g)≤ 10 Hiding power (comparative rate) Not lower than 5%of standard sample