Content 1 litre
Baking soda. Often used to make unglazed ceramics waterproof.
Attention. This is only temporary. Regular repetition is recommended. Can also be used as an additive to casting clay.
Water glass irritates eyes and skin.
Description:
SiO2 - lower limit: 26.0% - upper limit: 28.5
Na2O - lower limit: 7.5% - upper limit: 8.8%
Density (20%) - 1,345 g / cm³ / 1,380 g / cm³
Weight ratio (SiO 2 / Na 2 O) - 3.15% / 3.41%.
Ratio (SiO 2 / Na 2 O) - 3.25 / 3.51