Proxel GXL Preservative (20% BIT in Propylene Glycol) from Canada
Proxel GXL contains 20% 1,2-benzisothiazolin-3-one as the active biocide ingredient dissolved in propylene glycol, classified under HTS 2934.99.09.00 when the BIT content qualifies as principal component per Chapter Note 2. This commercial formulation prevents microbial growth in water-based products.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit quantitative analysis proving BIT constitutes >50% by weight of active ingredients for Chapter 29 classification
• Include TSCA certification for chemical import notification to EPA
• Verify container labeling meets DOT corrosive liquid requirements