Lithopone B301/B311/B302 for Pigment and Paint

CAS No.: 1345-05-7
Molecular formula: ZnSBaSO4
Purity: 28%\30%

Specification:
Parameters B311(30%) B301(28%)
Total zinc and Barium sulphate, % ≥ 99.0 ≥ 99.0
Zinc sulfide content, % ≥ 30.0 ≥ 28.0
Zinc oxide content, % ≤ 0.3 ≤ 0.6
Color, compared with standard samples better better

Tinter reducing power, compared with standard samples ≥ 105 ≥ 100
105° C volatile matter, % ≤ 0.3 ≤ 0.3
Water solubles, % ≤ 0.3 ≤ 0.4
Water suspension pH-value 6.0-8.0 6.0-8.0
Oil absorption, g/ 100g ≤ 14 ≤ 14
Hiding power ≥ 5 % of standard sample ≥ 5 % of standard sample

Usage: Mainly used of coatings, printing ink, rubber, plastic etc.

Packaging: 1. Inside plastic film, outside polywoven bag (All comply with customer's requests) 2. Size for 1000kg (NW: 25kg/bag * 40bags) L*W*H 51' * 44' * 40' (129cm *112cm * 100cm) 3.20'FCL/16ton with pallet, 20'FCL/20 ton without pallet 40'FCL/24ton with pallet, 40'FCL/32 ton without pallet (need add $15 per ton if with pallet)

Item	Index
	B301	B311
In terms of total zinc sulfide and barium sulfate the sum of% (m / m) ≥	99	99
The total amount of zinc (in zinc sulfide)% m / m) ≥	28	30
Zinc Oxide% (m / m)	0.6	0.3
105 ° C Volatile% (m / m) ≤	0.3	0.3
Water soluble% (m / m) ≤	0.4	0.3
Filter material (63μ m filter)% (m / m) ≤	0.1	0.1
Color (with standard sample)	Excellent	Excellent
Death by degrees to take liquid water	Neutral	Neutral
Oil Absorption g/100g	14	10
Reducing power (with standard sample)% ≥	105	105
Opacity (contrast ratio)	Not lower than 5%standerd sample	Not lower than 5%standerd sample
Properties: This product is a kind of new-style nontoxic. Green non-pollution, lithopone than traditional lithopone albedo high, hiding power, fineness and high-temperature weatherability, strong characteristic.