| ZINC CARBONATE | ||
|
PRODUCT IDENTIFICATION |
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| CAS NO. |
3486-35-9 (Basic) 12539-71-8 (Monohydrate) 5970-47-8 (Hydroxide) |
|
| EINECS NO. | 222-477-6 | |
| FORMULA | ZnCO3 | |
| MOL WT. | 125.40 | |
|
H.S.CODE |
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| TOXICITY | ||
| SYNONYMS | Carbonic acid, zinc salt (1:1); Zinc carbonate hydroxide; | |
| Carbonato de cinc (Spanish); Carbonate de zinc (French); Zinc Monocarbonate; | ||
| SMILES | ||
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CLASSIFICATION |
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PHYSICAL AND CHEMICAL PROPERTIES |
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| PHYSICAL STATE |
white fine powder |
|
| MELTING POINT | Decomposes (300 C) | |
| BOILING POINT | ||
| SPECIFIC GRAVITY | 4.42 - 4.45 | |
| SOLUBILITY IN WATER | Insoluble | |
| pH |
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| VAPOR DENSITY | ||
| NFPA RATINGS | Health: 1 Flammability: 0 Reactivity: 0 | |
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REFRACTIVE INDEX |
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| FLASH POINT | Not considered to be a fire hazard | |
| STABILITY | Stable under ordinary conditions. Moisure sensitive | |
|
APPLICATIONS |
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Zinc carbonate is a white crystals or fine powder; insoluble in water, alcohol,
and acetone, slightly soluble in ammonia. soluble in alkalies and acids. It is
used in the industry of ;
·
fire-proofing |
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| SALES SPECIFICATION | ||
|
APPEARANCE |
white fine powder |
|
|
Zn CONTENT |
57.5% min | |
|
Pb |
0.05% max |
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| SO4 |
0.5% max | |
|
Cd |
0.1% max | |
|
WATER |
2.5% max | |
| TRANSPORTATION | ||
| PACKING | 25kgs in bag | |
| HAZARD CLASS | ||
| UN NO. | 9157 | |
| OTHER INFORMATION | ||
| Hazard Symbols: ,Risk Phrases: , Safety Phrases: 24-25 | ||
