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Silicon Dioxide Powder Price Precipitated Silica for Toothpaste Fumed Silica

Silicon Dioxide Powder Price Precipitated Silica for Toothpaste Fumed Silica

Package size per unit product 110.00cm * 60.00cm * 30.00cm Gross weight per unit product 10.500kg Factory wholesale hydr;
Basic Info
CAS No. 7631-86-9
Formula Sio2
EINECS 231-545-4
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 10.500kg
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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