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| zr-126 | CN¥ 0.0 |
Guangzhou Zoron Chemicals Technology Co., Ltd 3yr.
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Food-grade calcium carbonate (heavy/dense)
Chemical formula:CaCO3
Alias:Limestone
Appearance:White powder
English name:Calcium carbonate
CAS Number:471-34-1
Nature:
Insipid and odorless. Insoluble in water, releasing carbon dioxide, and undergoing an exothermic reaction.
Test Report:
|
Testing Items |
Testing Standards |
Test Results |
|
Calcium carbonate (CaCO3) Content (by dry basis), w/ % |
9.80~10.5 |
>98 |
|
Insoluble matter in hydrochloric acid, w/% — ≤ |
0.2 |
0.1 |
|
free base |
Through experiments |
Meets the requirements |
|
Magnesium and alkali metals, w/% — ≤ |
1.0 |
0.4 |
|
Dried weight loss, w/% ≤ |
2.0 |
0.7 |
|
Barium (Ba) / (mg/kg) ≤ |
300 |
<300 |
|
Cadmium (Cd)/(mg/kg) ≤ |
2.0 |
0.1 |
|
Fluorine (F) / (mg/kg) ≤ |
50 |
27 |
|
Arsenic (in As) / (mg/kg) ≤ |
3.0 |
1.3 |
|
Lead (Pb)/(mg/kg) ≤ |
3.0 |
0.5 |
|
Mercury (Hg)/(mg/kg) ≤ |
1.0 |
0.05 |
|
Color |
white or light white |
Meets the requirements |
|
Status |
particles or powder |
Meets the requirements |
Features and Applications:
1. High content, low impurities, and low heavy metal levels.
2. Used as fillers in industries such as plastics, papermaking, coatings, rubber, and inks.
3. Used as raw material for dental powder, toothpaste, and other cosmetics.
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