Product Categories
Contact us
Zhejiang Jiande Longhua Plastic Chemical Co., ltd.
Add: 8# Zhenxing road, Datong Industrial Park, Jiande city, Hangzhou city, Zhejiang province, China
Zip code: 311614
Tel: +86-571-58319696
Fax: +86-571-64571838
E-mail: sales@jdlhsh.com
Url: www.alexa-max.com
Natural calcium carbonate for Toothpaste
www.alexa-max.comNatural calcium carbonate for Toothpaste
Standard: QB 2317-2007
Technical Index:
| Detection Item | Index |
| Appearance | White powder, without grain and impurities |
| Carbonate identification | bubbles after add acetic acid |
| Identification of calcium | White precipitate, insoluble in 6N acetic acid, dissolved in hydrochloric acid |
| Loss on drying, % | 0-2.0 |
| Whiteness, degree | ≥95.0 |
| Purity (as CaCO3)(dry)% | 98.0-100.5 |
| Acid insoluble, % | 0-0.05 |
| PH value | 9.0-10.0 |
| Amount of water absorption, mL/g | 0.19-0.25 |
| Sulfides ,% | 0 |
| Thionyl (reduced sulfur),, mg/kg | 0-5 |
| Arsenic (As), mg/kg | 0-5 |
| Heavy metals , mg/kg | 0-15 |
| Fe, mg/kg | 0-200 |
| Magnesium and alkali metal , % | 0-1.5 |
| Total number of bacterial cfu/g | ≤100 |
| Mold and yeast cfu/g | ≤100 |
| Fecal coliforms / cfu/g | Not detected |
| Staphylococcus aureus / cfu/g | Not detected |
| Pseudomonas/ cfu/g | Not detected |
.jpg){kind=small}