4-Amino-1-phenyl-3-pyrazolidinone from Canada
Pyrazolidinone derivative serving as a developing agent in black-and-white photographic processing. Its unfused pyrazole ring and aromatic substitution place it specifically under HTS 2933.19.30.95 for photographic chemicals.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Submit safety data sheets (SDS) documenting its use in photographic development to support classification
• Verify purity levels (>98%) as technical grade impurities may trigger different statistical suffixes
• Check REACH compliance for EU transshipments containing this sensitizing compound