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Add: Rm.607,6/F.,The centre Mark, |
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287-299 Queens Road Central Hong Kong |
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Tel: +86-755-86605681 |
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Fax:+86-755-86125296 |
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Mobile: +86-13823765182 |
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LITHOPONE B301 |
Lithopone
Item |
Specifications |
No. |
B301 |
Appearance |
Powder Form |
Colour |
White |
Zinc Sulphite % |
≥ 28 |
Zinc Oxide % |
≤ 1% |
Moisture |
≤ 0.5% |
Water Soluble Matter |
≤ 0.5% |
Residue on sieve 63µm |
≤ 0.1% |
PH. Value |
6.8 - 8.0 |
Oil Absorption |
≤ 14% |
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No. |
B311 |
Appearance |
Powder Form |
Colour |
White |
Zinc Sulphite % |
≥ 30 |
Zinc Oxide % |
≤ 0.3% |
Moisture |
≤ 0.3% |
105 o C volatile % (m/n) |
≤ 0.3% |
Water Soluble Matter |
≤ 0.4% |
Residue on sieve 63µm |
≤ 0.1% |
PH. Value |
6.8 - 8.0 |
Oil Absorption |
≤ 10% |
Tinting power (compared with standard sample) |
≥ 100% |
Covering power (contrast ratio) |
not less than 5% of standard
sample (absolute value) |
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