o-Diquat Dibromide Reference Standard from Japan
Certified reference material of o-diquat dibromide for analytical laboratory use in pesticide residue testing. Precisely classified under HTS 2933.99.1600 as the pure heterocyclic compound. Used for GC-MS calibration in environmental monitoring.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Include NIST-traceable certificate and chromatograms proving analytical reference purity
• Declare as 'analytical reference standard' with CAS 85-00-7 to avoid pesticide use assumptions
• Small package quantities (<1kg) reduce scrutiny but require precise documentation