Maleic Acid for Unsaturated Polyester Resins from China
High-reactivity maleic acid specifically produced for unsaturated polyester resin (UPR) manufacture has optimized color (APHA <20) and acid number (390-410 mg KOH/g). It is an essential raw material for resin production and is classified as a separate chemically defined organic compound under tariff item 2917.19.00.
Duty Rate — China → Canada
PGA flags (2)Show detailsHide detailsCFIAAll ProgramsRequiredHCActive Pharmaceutical IngredientsMay be required
- CFIA
All Programs · Required
CANADIAN FOOD INSPECTION AGENCY: CFIA All Programs requires review / declaration data. CBSA's Single Window matching criteria match this classification number (Equal To 2917190000).
- HC
Active Pharmaceutical Ingredients · May be required
May require HC Active Pharmaceutical Ingredients depending on intended use (HC13) and Canadian product category (HC01). Matching criteria: Starts With 2917. Logic: MATCH IF (Valid HS Code) AND (Intended Use Code) AND (Valid Canadian Product Category).
CBSA Single Window matching criteria, unknown
Import Tips
• Provide specifications for color (APHA) and acid number on the certificate of analysis to support the product's intended use
• Ensure the product is labeled as maleic acid (CAS 110-16-7) on shipping documents
• If used in resin production, verify any environmental regulations for industrial chemicals