Oyster Shell Powder,China price supplier

company profile

Penglai Marine Bio-tech Co.,Ltd.

China

Contact: Ms.Grace Sui

Tel: 86-0535-5989237

Number of Employees: 100 ~ 500

Business Type: Manufacture

product details

Origin:China

Appearance: White powder                 Molecular formula: CaCO ₃   Molecular weight: 100.09

Product specification:                    Statutory No: CAS 471-34-1 GB12493-90 （ No.16.205 ）

Item

Index （ QB 1413 — 1999 ）

CaCO ₃ (dry basis),%                             ≥

97.60

Loss on drying,%                                 ≤

1.0

Acid-insoluble substances ,%                      ≤

0.30

Barium ， %                                     ≤

0.030

Arsenic （As），        mg/kg                     ≤

3

Heavy Metals （ Pb ）， mg/kg                     ≤

10

Cadmium(Cd),         mg/kg                    ≤

0.2

Fineness, mesh                               ≥

180

Packaging and storage:

25kg /complex paper bag, or according to order. Keep airtight in a dry, clean, cool and ventilative place, away from light.

Item	Index （ QB 1413 — 1999 ）
CaCO ₃ (dry basis),% ≥	97.60
Loss on drying,% ≤	1.0
Acid-insoluble substances ,% ≤	0.30
Barium ， % ≤	0.030
Arsenic （As）， mg/kg ≤	3
Heavy Metals （ Pb ）， mg/kg ≤	10
Cadmium(Cd), mg/kg ≤	0.2
Fineness, mesh ≥	180