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Carbonates; peroxocarbonates (percarbonates); commercial ammonium carbonate containing ammonium carbamate. > Other: > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2839.90.00
AgSil 16H Potassium Silicate Fertilizer Grade
> AgSil 16H is a horticultural potassium silicate solution with a 2.5:1 SiO2:K2O ratio, used as a plant nutrient supplement and for disease resistance. It is a commercial potassium silicate, not formulated as a fertilizer preparation, and therefore falls under tariff item 2839.90.00 as an "other" silicate.
Industrial Potassium Silicate 40% Solids
> Industrial Potassium Silicate 40% Solids is an aqueous solution of potassium silicate used in paper manufacturing and detergents. It is a commercial alkali metal silicate of potassium, meeting Chapter 28 definitions for separate chemically defined compounds in solution, and is classified under tariff item 2839.90.00.
Liquid Potassium Silicate KAS-10
> Liquid Potassium Silicate KAS-10 is a high-ratio potassium silicate liquid with a SiO2:K2O ratio of 3.3:1, used in specialty coatings and soil stabilizers. It is a commercial potassium silicate, chemically defined, and falls under tariff item 2839.90.00 as an "other" silicate.
Potassium Silicate Liquid
> Potassium Silicate Liquid is a clear liquid solution of potassium silicate used in specialty paints, welding electrodes, and fireproofing agents. It is a commercial alkali metal silicate, meeting Chapter 28 definitions, and is classified under tariff item 2839.90.00.
Potassium Silicate Solution (PQ Corporation Kasil #6)
> Kasil used in adhesives, coatings, and welding electrodes. It is a commercial potassium silicate, meeting Chapter 28 definitions, and is classified under tariff item 2839.90.00.
Potassium Waterglass Powder (Technical Grade)
> Potassium Waterglass Powder is an anhydrous potassium silicate powder derived from spray-dried liquid, used in foundry molds and refractory cements. It is a commercial potassium silicate, chemically defined, and falls under tariff item 2839.90.00.
PQ Corporation Kasil #19 Potassium Silicate
> Kasil welding rod binders and high-performance coatings. It is a commercial potassium silicate, meeting Chapter 28 definitions, and is classified under tariff item 2839.90.00.
Spray-Dried Potassium Silicate Beads
> Spray-Dried Potassium Silicate Beads are a beaded form of potassium silicate for easy handling in concrete admixtures and catalysts. They are a commercial potassium silicate, chemically defined, and fall under tariff item 2839.90.00.
Technical Potassium Silicate Grade K
> Technical Potassium Silicate Grade K is a potassium silicate with 29% solids, used in investment casting and ceramics. It is a chemically defined industrial silicate of potassium, and falls under tariff item 2839.90.00.