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Precipitated Silica for Painting Dioxide Powder Food Grade Toothpaste Additive

Package size per unit product 110.00cm * 60.00cm * 30.00cm Gross weight per unit product 12.000kg Factory wholesale hydr;

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Basic Info

Classification	Silicon Dioxide
Grade Standard	Industrial Grade
Kind	Amphoteric Oxide
Quality	Eligible
Transport Package	Valve Pocket
Specification	10kg
Trademark	LIHUA
Origin	China
HS Code	2811221000
Production Capacity	30000 Ton/Tons Per Year Toothpaste Grade Abrasive

Packaging & Delivery

Package size per unit product 110.00cm * 60.00cm * 30.00cm Gross weight per unit product 12.000kg

Product Description

Factory wholesale hydrated silica/precipitated silica for mixed type toothpaste

H-170 precipitated silica for toothpaste is amorphous powder, tasteless, insoluble in water or acid, chemically inert, has good solubility with fluoride toothpaste and other raw materials, structure and particle size of silica can be controlled by production conditions, according to different types of toothpaste, respectively produce 3 types: friction type, mixed type and thickening type.

Main specifications and technical data

H-170 series has been tested, it is comply with the light industry standard of People's Republic of China QB/T2346-97

ITEM	Friction type	Mixed type	Thickening type
SiO2(dried)	≥95	≥98	≥98
Apperance	White Powder	White Powder	White Powder
Whiteness %	≥93	≥98	≥98
PH Vaule (5% water dispersion)	6.5-8.5	6.5-8.5	6.5-8.5
Pass 320 Mesh Screen %	≥98	≥99	≥99
Loss on Drying(105ºC)	≤10	≤10	≤10
Loss on Ignition(900ºC)%	≤8.3	≤6	≤6
Drink Value ml/20g	17-20	30-42	45-60
Na2SO4 content %	≤0.4	≤0.4	≤0.4
NaCl content %	≤0.1	≤0.1	≤0.1
Sulfide Content	None	None	None
Heavy Metals(Pb) Content	≤20	≤20	≤20
As Content mg/kg	≤2	≤2	≤2
Bacilli cfu/g	≤200	≤200	≤200

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