CMC Technical Grade FH9 from Mexico
Technical grade FH9 carboxymethylcellulose is a fast-hydration powder used in oil drilling muds and ceramics. It is a carboxymethylcellulose salt in primary form, which is covered by tariff item 3912.31.00. The product is unmodified and supplied as a powder.
Duty Rate — Mexico → Canada
0%
Import Tips
• Confirm the product is for industrial use and provide technical data sheets to the CBSA
• Ensure the powder is not mixed with other chemicals that could change classification
• Keep documentation of the CMC salt content