Section VI — Products of the chemical or allied industries
Subheading
283919
Other
Common commodities
Soluble sodium silicate solutionWater glass for concrete hardeningCommercial sodium orthosilicate powderPyrosilicate powder for fireproofingEgg preservative based on water glassHigh SiO2/Na2O ratio sodium silicateSodium silicate for industrial adhesivesFire retardant sodium pyrosilicateWater glass for food preservationIndustrial grade sodium orthosilicate