Dipotassium Carbonate Powder (Technical Grade) from Japan
Dipotassium carbonate (K2CO3), also known as potash carbonate, is a white, hygroscopic powder used primarily in industrial applications such as glass manufacturing and soap production. It falls under HTS 2836.40.10.00 as a chemically defined inorganic salt of potassium carbonate in pure form. This technical grade product is supplied in bulk for chemical processing.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Verify purity levels and provide chemical analysis certificates to confirm classification as dipotassium carbonate under Chapter 28
• Include Safety Data Sheets (SDS) for hazardous material handling; it's hygroscopic and may require moisture-proof packaging
• Avoid misclassification as percarbonates; check for peroxides which shift to other subheadings