Lithopone Cas 1345-05-7
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Description
Lithopone
Lithopone Quick Details
Chemical Name: Lithopone
CAS No.: 1345-05-7
Molecular Fomula: BaO5S2Zn2
Chemical Structure: 
Molecular weight: 412.23
Appearance: Off-white powder
Total amount of zinc: 30% or 28%
Lithopone Typical Properties
| Item | Specifications |
| The sum of zinc sulfide and barium sum,%(m/m) | ≥99.0 |
| The total amount of zinc(in zinc sulfide),%(m/m) | ≥30 or 28 |
| Zinc oxide,%(m/m) | ≤0.6 |
| Volatile constituents at 105℃,(m/m) | ≤0.3 |
| Water soluble matter,%(m/m) | ≤0.5 |
| Residue on sieve mesh 65um,%(m/m) | ≤0.1 |
| Whiteness | ≥98.0 |
| Alkalinity of water extracting | Neutral |
| Tinctorial power (Compared with standard sample) | ≤105 |
| Oil absorption,g/100g | ≥14 |
| Contrast covering-power,% (Compared with standard sample) | ≥5 |
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Lithopone Usage
Inorganic white pigment, used for coloring paint, ink, paper, rubber, chemical fiber, ceramics, etc.
Lithopone Packaging and Shipping
Packing: 25kg/plastic woven bag or as customers’ requirements.
Delivery: No special requirement
Lithopone Storage
To be stored in cool dry place, no open air storage.