Carboxymethylcellulose Sodium USP Grade from Japan
Pharmaceutical-grade sodium carboxymethylcellulose is a fine white powder used in eye drops and as a tablet binder. It is a salt of carboxymethylcellulose in primary form, which is explicitly covered by tariff item 3912.31.00. The product is not further processed beyond its primary powder state.
Duty Rate — Japan → Canada
0%
Import Tips
• Verify the product meets USP specifications and provide a certificate of analysis to the CBSA if requested
• Ensure the powder is not mixed with other active ingredients, which could shift classification
• Keep records of the polymer content to confirm it qualifies as carboxymethylcellulose