white powder sodium metasilicate which used as a material of high efficiency detergent and metal cleaner.

sodium metasilicate

CAS No 10213-79-3

Molecular Formula Na2SiO3.5H2O Molecular Weight 212.4UN NO. 3253

Sodium Oxide (Na2O): 28.00-30.00 % Silica (SiO2): 27.00-29.00 % PH of 1.0% Solution 12-13  

Bulk Density(g/cm3):	0.7-0.9
Particle Size(16-30mesh):	90 % Min
Whiteness:	80 % Min
Iron (Fe):	200 ppm Max
Water Insoluble:	0.2 % Max
Silica (SiO2):	27.00-29.00 %

CAS No: 6834-92-0Molecular Formula: Na2SiO3Molecular Weight: 122.1UN NO. 3253Water Insoluble 0.2 % Max 

Bulk Density:	0.98-1.23 g/cm3
Particle Size(18-60mesh):	90 % Min
Whiteness:	85 % Min
Iron (Fe):	200 ppm Max
Silica (SiO2):	45.0-47.0 %
Sodium Oxide (Na2O):	49.5-51.5 %

Appearance:White powder or granule.

Application: This product is mainly used in making high efficiency detergent and metal cleaner. Instead of STPP, it can raise cleaning efficiency and reduce environmental pollution, provides excellent alkaline buffer, corrosive prevention for metal (i.e. Zinc, Aluminum), possesses the character of softening water.

Package:25kg PP woven bag50LB Paper bags bags25kg paper bags1MT supersack.

sodium metasilicate98%