Other
Esters of other inorganic acids of non-metals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives. > Imines and their derivatives; salts thereof: > Other > Other
Duty Rate (from China)
Subheadings
Products classified under Tariff item 2925.29.00
1,3-Di-o-tolylguanidine
1,3-Di-o-tolylguanidine is an aromatic guanidine derivative used as a rubber accelerator and curing agent in industrial applications. Its guanidine structure with imine functionality qualifies it under this tariff item for other imines and their derivatives.
3-Dimethylaminomethyleneiminophenol Hydrochloride
3-Dimethylaminomethyleneiminophenol hydrochloride is a hydrochloride salt of an aromatic imine derivative used in organic synthesis and as an intermediate for dyes and pharmaceuticals. Its imine-function structure qualifies it under this tariff item for other imines and their derivatives.
Aprindine Hydrochloride API
Aprindine hydrochloride is an aromatic imine antiarrhythmic drug used for ventricular arrhythmias, imported as a bulk API for pharmaceutical manufacturing. Its hydrochloride salt form with imine functionality qualifies it under this tariff item for other imines and their derivatives.
Bunamidine Hydrochloride
Bunamidine hydrochloride is an anthelmintic drug used in veterinary medicine to treat intestinal worms in animals. It is a chemically defined organic compound with an imine structure and is presented as a salt, which falls under the tariff item for other imines and their derivatives.
Bunamidine Hydrochloride BP Veterinary Grade
Bunamidine hydrochloride BP grade is a high-purity veterinary anthelmintic used for deworming livestock and companion animals. As a chemically defined imine salt, it is correctly classified under this tariff item for other imines and their derivatives.
Bunamidine Hydrochloride Powder 98% Pure
Bunamidine hydrochloride powder at 98% purity is a chemically defined imine salt used as an active ingredient in veterinary deworming formulations. It qualifies under this tariff item as an imine derivative with a salt form, consistent with Chapter 29 rules for separate chemically defined compounds.
Diphenylguanidine (DPG) Rubber Accelerator DPG
Diphenylguanidine (DPG) is a commercial-grade rubber accelerator used in vulcanization processes, with purity typically 95-99% and stabilizers permitted under Chapter 29 notes. Its guanidine structure with imine functionality qualifies it under this tariff item for other imines and their derivatives.
N'-(4-Chloro-o-tolyl)-N,N-dimethylformamidine
N'-(4-Chloro-o-tolyl)-N,N-dimethylformamidine is a specific aromatic formamidine compound used as an intermediate in pharmaceutical synthesis. Its imine-function structure makes it classifiable under this tariff item for other imines and derivatives.
N'-(4-Chloro-o-tolyl)-N,N-dimethylformamidine USP Grade
USP-grade N'-(4-Chloro-o-tolyl)-N,N-dimethylformamidine is a high-purity aromatic formamidine intermediate used in veterinary pharmaceutical manufacturing. As a chemically defined imine compound, it falls under this tariff item for other imines and their derivatives.
N,N-Dimethyl-N'-[3-[[(methylamino)carbonyl]oxy]phenyl]methanimidamide Monohydrochloride
N,N-Dimethyl-N'-[3-[[(methylamino)carbonyl]oxy]phenyl]methanimidamide monohydrochloride is a complex aromatic imine hydrochloride with carbamate functionality used as a pesticide intermediate. Its imine structure qualifies it under this tariff item for other imines and their derivatives.
N,N'-Diphenylguanidine
N,N'-Diphenylguanidine is an aromatic imine-function compound used primarily as an accelerator in rubber vulcanization processes. Its guanidine structure with imine functionality qualifies it under this tariff item for other imines and their derivatives.
OTG 1,3-Di-o-Tolylguanidine Accelerator
OTG (1,3-Di-o-tolylguanidine) is the commercial designation for this aromatic guanidine compound used in low-temperature rubber curing, offering superior solubility compared to DPG in synthetic rubber compounds. Its imine functionality qualifies it under this tariff item for other imines and their derivatives.
Pentamidine (Free Base)
Pentamidine free base is an aromatic diamidine antiparasitic drug used to treat Pneumocystis pneumonia. It is a separate chemically defined organic compound with imine functionality, qualifying under this tariff item for other imines and their derivatives.
Pentamidine Isethionate Equivalent Base
Pentamidine isethionate equivalent base refers to the free base form of pentamidine used as an active pharmaceutical ingredient for antiprotozoal treatments. Its aromatic imine structure qualifies it under this tariff item for other imines and derivatives.
Pentamidine Tech Grade 95%
Pentamidine technical grade at 95% purity is a bulk chemical used for further purification into pharmaceutical-grade APIs. As a chemically defined imine compound, it falls under this tariff item for other imines and their derivatives, with impurities permitted under Chapter 29 rules.