Detailed Precipitated Silica (White ) Description
Specifications:
a) Powder form:
1) Specific surface area (): 170 - 190g / m2
2) Loss on heating: 4.5 - 7.5%
3) Loss on ignition: 5.0% (max.)
4) PH: 6.8 - 7.2
5) SiO2: 90% (min.)
6) Iron: 0.035% (max.)
7) Na2SO4: 1.0% (max.)
8) DBP absorption: 2.60 - 2.80g / cm3
9) Retained on sieve (45μ m ): 0.4% (max.)
10) Bulk density: 0.19 - 0.32g / cm3
b) Granular form:
1) Specific surface area (): 170 - 190g / m2
2) Loss on heating: 4.5 - 7.5%
3) Loss on ignition: 5.0% (max.)
4) PH: 6.8 - 7.2
5) SiO2: 90% (min.)
6) Iron: 0.035% (max.)
7) Na2SO4: 1.0% (max.)
8) DBP absorption: 2.20 - 2.80g / cm3
9) Bulk density: 0.19 - 0.32g / cm3
Inner packing:
PE bag, polybag
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