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Dental Abrasive silica(DA)

Dental Abrasive silica(DA)


Product name: Oral-care silica, Dental Abrasive Silica(DA)


ItemSpecification
TypeDA113DA119DA124
DBP cm3/100g80-9585-11060-80
Silica(dry basis)%90 min
Drying loss %4.0-7.0
Ignition loss (dry basis) %7.0 max
pH(5% aqueous solution)7.2-8.2
Average Partical Size, um5-14
sieve residue 45um %1.5 max
CI, mg/kg0.1 max
Na2O, mg/kg1 max
Na2SO4, mg/kg1.5 max
Fe2O3, ppm300 max
Al2O3, ppm2000 max
Free Crystalline Silica1.0 max
Microbial Content1000 max
Pb10 max
As3 max
Hg3 max