Sampling Time

Codes and Standards

GB/T 4209-2008

Lot Identification Mark

Production date

Expiry date

Test     dimension

Test Item

Index Of Standard

measured value

Ratio of SIO2 to Na2O

2.00-2.20

2.0

%Na2O

31.60-33.70

33.0

%SiO2

65.00-67.50

66.0

Lb/gal  

80-90

88

g/cm3

1.35-1.45

1.41

Particle Size

Coarse Lumps

Coarse Lumps

Colour

Colourless to Bluish

Colourless to Bluish

Chemical Analysis:                           Validation: