HTS Number	Description	Unit of Quantity	General Rate of Duty	Details
2839	Silicates; commercial alkali metal silicates:
2839 1100.00	Sodium metasilicates	kg	1.1%	More
2839 1900.00	Other	kg	1.1%	More
2839 90	Other:
2839 9010.00	Of potassium	kg	3.1%	More
2839 9050.00	Other	kg	3.1%	More