Calcium Carbonate for PVC

PRODUCTS

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Calcium Carbonate for PVC

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Food additive light calcium carbonate

Food additive heavy calcium carbonate

Calcium Carbonate for PVC

CAS 号.:

产品描述

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规范标准

Scope of application：Nutrition fortification
Instructions：The special calcium carbonate for PVC produced by our company is a provincial-level new product in Zhejiang Province in 2010, which was carefully developed by our technical staff according to the needs of customers in the PVC industry. After repeated use by many customers, it was proved that the product has excellent characteristics and was well received by customers.

主要技术指标：

Serial number	Item		skills requirement	Test results
1	Calcium carbonate (calculated on a dry basis)/%	≥	94	98
2	Whiteness/degree	≥	93	95
3	Specific surface area/(cm2/g)	≥	12000	22025
4	Oil absorption value／（mL/100g）	≤	30	30
5	Volatile at 105℃ ω／%	≤	0.5	0.2
6	Lead (Pb)ω／%	≤	0.0005	not detected
7	Hexavalent chromium（Cr6）ω／%	≤	0.0003	not detected
8	Mercury (Hg) ω/%	≤	0.0002	not detected
9	Arsenic (As)ω/%	≤	0.0002	not detected
10	Cadmium (Cd)ω/%	≤	0.0002	not detected