Industrial Sodium Hydrosulfite Substitute Rongalite from Japan
> Industrial Sodium Hydrosulfite Substitute Rongalite is a stable, free-flowing powder of sodium formaldehyde sulfoxylate, used as a reducing agent in bleaching and dechlorination processes for pulp and textiles. It is a separate chemically defined inorganic compound of sodium, meeting the scope of Chapter 28 Note 1(a). It falls under tariff item 2831.10.00 as a sulphoxylate of sodium.
Duty Rate — Japan → Canada
Import Tips
• > Provide a Certificate of Analysis and the chemical name (sodium formaldehyde sulfoxylate) on the commercial invoice to support classification
• Ensure the product is not formulated for retail sale as a preparation, which could shift classification to Chapter 38
• Check if the product requires a Workplace Hazardous Materials Information System (WHMIS) safety data sheet for CBSA review