PRECIPITATED SILICA DOXIDE 305 for AGRICULTURAL

Product Name  PRECIPITATED SILICA DOXIDE

Appearance  White powder

Chemical formula SiO2·nH2O

EINECS Number  231-545-4

CAS Number  112926-00-8(7631-86-9)

Standard:DB35/T 1208-2011

PRODUCT DESCRIPTION

The Precipitated Silica Dioxide is highly-purified white particle or loose powder with favorable fluidity.

PHYSICAL-CHCEMICAL CHARACTERISTICS

ITEM 305
Appearance White powder
SiO2 Content (dry basis) 98% min
Heating loss(105℃)% 6.5 max
Ignition Loss(1000±25℃)% 8.5 max
PH value(10%aqueous solution) 6.0-7.5
DBP Oil Absorption Value cm3/g 2.4-2.8
Average grain diameter D50 μm 50-80
Heavy metals(Pb) mg/kg 30 max
Total As content mg/kg 3 max
Total Cd content mg/kg 0.5 max
Na2SO4 % 4.0 max

 APPLICATION

It can be used in powder to increase the fluidity of powder, or to improve the diffusion ability of dry powder in liquid.

STANDARD PACKAGING

20 KGS sealed bag or 20KGS paper bag

WAREHOUSING AND STORAGE LIFE

The goods will be kept in original package within storage life

SPECIAL ADVISE FOR SECURITY

The product does not contain dangerous substances, nevertheless the product must be used and handled following the usual precautions for all chemical substances consulting the safety data sheet.

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