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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.ciscoasa.com

Natural calcium carbonate for Toothpaste


Natural 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
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