Dichlorofluoroethanes (HCFC-141, 141b)
Carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Halogenated derivatives of acyclic hydrocarbons containing two or more different halogens: > Dichlorofluoroethanes (HCFC-141, 141b) > Dichlorofluoroethanes (HCFC-141, 141b) > Dichlorofluoroethanes (HCFC-141, 141b)
Duty Rate (from China)
Products classified under Tariff item 2903.73.00
1,1-Dichloro-1-fluoroethane (R-141b)
1,1-Dichloro-1-fluoroethane, also known as R-141b, is a hydrochlorofluorocarbon (HCFC) used as a refrigerant, solvent, and foam blowing agent. It is a separate chemically defined organic compound with both chlorine and fluorine atoms attached to an ethane backbone, falling under tariff item 2903.73.00 for dichlorofluoroethanes.
Dichlorofluoroethane HCFC-141b Cylinder
Dichlorofluoroethane HCFC-141b supplied in 100 lb recovery cylinders for industrial use. The packaging does not alter the chemical identity, and the product remains a separate chemically defined compound classifiable under tariff item 2903.73.00.
HCFC-141b (1,1-Dichloro-1-fluoroethane)
HCFC-141b (1,1-dichloro-1-fluoroethane) is a hydrochlorofluorocarbon used as a blowing agent in polyurethane foam and as an electronics solvent. It is a halogenated derivative of ethane containing both chlorine and fluorine, matching the description of tariff item 2903.73.00.
HCFC-141b Technical Grade 99.9% Pure
High-purity HCFC-141b (99.9%) used in manufacturing insulation panels and containers. As a separate chemically defined compound with the formula CH3CCl2F, it is classifiable under tariff item 2903.73.00 for dichlorofluoroethanes.
HCFC-141 (Dichlorofluoroethane Blowing Agent)
Technical grade HCFC-141 used as a blowing agent for rigid polyurethane foams. This product is a dichlorofluoroethane isomer, specifically 1,1-dichloro-1-fluoroethane, and falls under tariff item 2903.73.00.