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3912.31.00/CMC Technical Grade FH9/Canada

CMC Technical Grade FH9 from Canada

Fast hydration technical grade FH9 CMC for oil drilling muds and ceramics. HTS 3912.31.00 for this unmodified carboxymethylcellulose salt powder.

Duty Rate — Canada → United States

16.4%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
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Import Tips

• API 13A certification required for oilfield use; declare filtration control properties; check for PAC substitution risks