| ≥1 piece |
China supplier sell calcium carbonate free sample
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1. Calcium carbonate use for making cement, ceramic, lime, calcium salt, toothpaste, dyes, pigments, mineral water, artificial stone, putty, neutralizer, catalysts, fillers, pharmaceuticals, etc.
2. Can be used for rubber, plastic, paper, putty, primer, paint and ink industry etc packing. Widely used in organic synthesis, metallurgy, glass production and asbestos, etc.
3. Also can be used as industrial waste water neutralization agent, gastric and duodenal ulcer disease antacids, acidosis antidote, containing sulfur dioxide exhaust gas in the sulfur dioxide elimination agent, dairy feed additives and felt the anti-sticking agent, etc.
Specification
| Item | Standard | Result |
| Appearance | white powder | white powder |
| Particular | 97.0-100.5 | 99.5 |
| ASSAY(CaCO3) Dry basis, % | ≥95.0 | 96.0 |
| Fineness(Pass 400mesh), % | ≥99.7 | 99.7 |
| Hydrochloric acid Insoluble substances, % | ≤1.0 | 0.08 |
| Magnesium and alkali metals, % | ≤2.0 | 0.10 |
| Free alkali, % | Confirm | Confirm |
| Fluoride , % | ≤0.0050 | 0.0020 |
| Loss on drying , % | ≤2.0 | 1.8 |
| Ba, % | ≤0.03 | 0.02 |
| Pb , % | ≤0.0003 | 0.00020 |
| Fu , % | ≤0.005 | 0.003 |
| As , % | ≤0.0003 | 0.00020 |
| Hg , % | ≤0.0001 | 0.00001 |
| Cd , % | ≤0.0002 |
0.00005 |
| Vitamins > | Sweeteners > | Thickeners > | Amino Acids > | Preservatives > |
| Flavors > | Emulsifiers > | Antioxidants > | Special effects > | Plant Extract > |
| Colorants > | Humectants > | Microelements > | Quallity Improvers > | Acidity regulators > |