Lithopone (B301/B311)

Detailed Product Description

Lithopone national standard GB/T1707-1995

Item	Index
Item	B301	B302	B311
Ba＋SO4(as ZnS)%(m/m)	99	99	99
Total zinc amount(base _disibledevent="">	28	28	30
Zinc oxide,%(m/m)	0.6	0.3	0.3
105 volatile%(m/m)	0.3	0.3	0.3
After Soluble in water%(m/m)	0.4	0.4	0.3
Residue _disibledevent="">	0.1	0.1	0.1
Color(compare with standard sample)	Excelled	Excelled	Excelled
Water extraction alkaline hardness	Neutral
Oil absorption, g/100g	14	11	10
Reducing power(compare with standard sample),%	105	105	105
Hiding power(contrast ratio)	Not lower than 5% of standard sample