Spent Quenching Oil from Mexico
Waste heat treatment oil from metal hardening processes, cracked and contaminated. HTS 2710.99.90.00 for other waste oils from industrial thermal operations.
Duty Rate — Mexico → United States
7%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• High PAH content may require additional carcinogen handling protocols
• Document quenching temperature history affecting oil breakdown classification
• Use nitrogen blanketing to prevent autoignition during storage/shipping