Ureines and their derivatives; salts thereof
Carboxyamide-function compounds; amide-function compounds of carbonic acid. > Cyclic amides (including cyclic carbamates) and their derivatives; salts thereof: > Ureines and their derivatives; salts thereof > Ureines and their derivatives; salts thereof
Duty Rate (from China)
Products classified under Tariff item 2924.21.00
1-(2-Methylcyclohexyl)-3-phenylurea Technical Grade
1-(2-Methylcyclohexyl)-3-phenylurea Technical Grade is a pure synthetic urea derivative classified as an aromatic ureine pesticide. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, with a phenyl group and cyclohexyl ring.
3-Phenyl-1-(2-Methylcyclohexyl)Urea Crystals
3-Phenyl-1-(2-Methylcyclohexyl)Urea Crystals is a crystalline form of 1-(2-methylcyclohexyl)-3-phenylurea, a chemically defined aromatic ureine pesticide. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, used in agricultural chemical production.
4-Methoxyphenyl Ureine MPU-22
4-Methoxyphenyl Ureine MPU-22 is a methoxy-substituted aromatic ureine derivative used for organic synthesis and research applications. It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives.
Aromatic Cyclic Carbamate CM-42
Aromatic Cyclic Carbamate CM-42 is an aromatic cyclic carbamate derivative functioning as a ureine, used in medicinal chemistry for CNS drug development. It is a separate chemically defined organic compound with a carboxyamide function, classified under cyclic amides of carbonic acid. This tariff item covers ureines and their derivatives.
Aromatic Ureine Dye Intermediate AUDI-3
Aromatic Ureine Dye Intermediate AUDI-3 is a pure aromatic ureine used for azo dye synthesis. It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives, provided they are not diluted for dye production.
Bemegride
Bemegride is an aromatic ureine derivative acting as a respiratory stimulant and barbiturate antagonist. It is classifiable under tariff item 2924.21.00 as a cyclic amide compound, being a separate chemically defined organic compound per Chapter 29.
Benzoyl Ureine Derivative BU-19
Benzoyl Ureine Derivative BU-19 is a benzoyl-substituted aromatic ureine used in dye intermediate production. It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item covers ureines and their derivatives, excluding diluted azo dye preparations.
Biphenyl Ureine BPU-4
Biphenyl Ureine BPU-4 is a biphenyl aromatic ureine used in liquid crystal displays (LCDs). It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives.
Carisoprodol
Carisoprodol is a synthetic aromatic ureine derivative serving as a centrally acting muscle relaxant. It is classifiable under tariff item 2924.21.00 as a cyclic amide compound, being a separate chemically defined organic compound per Chapter 29.
Carmoryl Urea Pesticide Intermediate
Carmoryl Urea Pesticide Intermediate is high-purity 1-(2-methylcyclohexyl)-3-phenylurea (alternative name Carmoryl) used exclusively as a herbicide active ingredient. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid.
Cotoran Fluometuron 80% Wettable Powder Base
Cotoran Fluometuron 80% Wettable Powder Base is a concentrated fluometuron (1,1-Dimethyl-3-(α,α,α-trifluoro-m-tolyl)urea) at 80% purity with minimal inert carriers. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, used as a base for herbicide formulations.
Diamfenetide
Diamfenetide is an aromatic ureine derivative used as an anthelmintic drug for treating liver fluke infections in livestock. It is a separate chemically defined organic compound with a carboxyamide function, falling under cyclic amides of carbonic acid. This tariff item covers ureines and their derivatives, including salts thereof.
Diethylcarbamoyl Diphenylamine
Diethylcarbamoyl Diphenylamine, also known as sym-diethyldiphenylurea, is a key reagent in dye manufacturing and polymer chemistry. It is a cyclic amide-function compound of carbonic acid classifiable under tariff item 2924.21.00 as a ureine derivative, meeting Chapter 29's definition of a separate chemically defined compound.
Diuron Active Ingredient Powder
Diuron Active Ingredient Powder is diuron, chemically 1-(2-methylcyclohexyl)-3-phenylurea, imported as high-purity powder for pesticide manufacturing. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid.
Diuron Technical 97% WP
Diuron Technical 97% WP is a 97% wettable powder formulation of 1-(2-methylcyclohexyl)-3-phenylurea technical material for pesticide dilution. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, when impurities are minimal.
Diuron Technical Grade
Diuron Technical Grade is a selective systemic herbicide and an aromatic ureine derivative used for pre- and post-emergence weed control in crops. It is classified under tariff item 2924.21.00 as a ureine derivative, being a separate chemically defined organic compound per Chapter 29.
Ethinamate
Ethinamate is an aromatic ureine derivative used as a short-acting sedative-hypnotic. It is a separate chemically defined organic compound with a cyclic carbamate structure, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives, including salts.
Fluometuron 98% Powder
Fluometuron 98% Powder is a urea-based aromatic herbicide, a cyclic amide derivative, used for controlling broadleaf weeds in cotton and sugarcane. It is a chemically pure ureine derivative classifiable under tariff item 2924.21.00, meeting Chapter 29's definition of a separate chemically defined compound.
Fluometuron Herbicidal Active Ingredient
Fluometuron Herbicidal Active Ingredient is high-purity fluometuron (1,1-Dimethyl-3-(α,α,α-trifluoro-m-tolyl)urea) supplied as the active ingredient for manufacturing crop protection products. It is classified under tariff item 2924.21.00 as a ureine derivative, a cyclic amide of carbonic acid, targeting weeds in cotton and sugarcane.
Fluometuron Stabilized Powder for Export
Fluometuron Stabilized Powder for Export is fluometuron (1,1-Dimethyl-3-(α,α,α-trifluoro-m-tolyl)urea) with an added stabilizer per Chapter 29 note 1(f), preventing degradation during long-distance transport. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid.
Fluometuron Technical Grade 98%
Fluometuron Technical Grade 98% is pure 1,1-Dimethyl-3-(α,α,α-trifluoro-m-tolyl)urea, a selective urea herbicide used for pre-emergence and post-emergence control of broadleaf weeds in cotton crops. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid.
Fluometuron USP Grade for Research
Fluometuron USP Grade for Research is ultra-pure 1,1-Dimethyl-3-(α,α,α-trifluoro-m-tolyl)urea meeting USP standards for laboratory and metabolic research on herbicide resistance. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid.
Meprobamate
Meprobamate is an aromatic dicarbamate ureine derivative used as an anxiolytic and sedative drug. It is a separate chemically defined organic compound with a cyclic carbamate structure, falling under cyclic amides of carbonic acid. This tariff item covers ureines and their derivatives, including salts.
Monolinuron Pure
Monolinuron Pure is an aromatic phenylurea herbicide (ureine derivative) used for weed control in potatoes and cereals. It is a separate chemically defined compound classifiable under tariff item 2924.21.00 as a ureine derivative, consistent with Chapter 29's scope.
Monuron 80% Wettable Powder
Monuron 80% Wettable Powder is a herbicide formulation containing 80% monuron (3-(p-Chlorophenyl)-1,1-dimethylurea) as the active ingredient, with inert carriers and wetting agents. It falls under tariff item 2924.21.00 as a ureine derivative, specifically a cyclic amide of carbonic acid, used for weed control in non-crop areas.
Monuron Crystals for Pesticide Synthesis
Monuron Crystals for Pesticide Synthesis are pure crystalline monuron (3-(p-Chlorophenyl)-1,1-dimethylurea) supplied as a chemically defined compound for use in manufacturing herbicide formulations or as a reference standard. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid.
Monuron Herbicide Active Ingredient
Monuron Herbicide Active Ingredient is monuron (3-(p-Chlorophenyl)-1,1-dimethylurea) at 97% minimum purity, intended for blending into agricultural herbicide products. It is classified under tariff item 2924.21.00 as a ureine derivative, a cyclic amide of carbonic acid, and meets the chapter's definition of a separate chemically defined organic compound.
Monuron-like Urea Pesticide Base
Monuron-like Urea Pesticide Base, 1-(2-Methylcyclohexyl)-3-phenylurea, is a chemically defined aromatic ureine used as a base material for phenylurea herbicides. It falls under tariff item 2924.21.00 as a ureine derivative, consistent with Chapter 29's scope for separate chemically defined organic compounds.
Monuron Technical Grade Herbicide
Monuron Technical Grade Herbicide is monuron (3-(p-Chlorophenyl)-1,1-dimethylurea), a selective systemic herbicide used for pre-emergence weed control in non-crop areas. It is classified under tariff item 2924.21.00 as a ureine derivative, being a cyclic amide of carbonic acid, and is a chemically defined organic compound.
Monuron with Stabilizer Additive
Monuron with Stabilizer Additive is monuron (3-(p-Chlorophenyl)-1,1-dimethylurea) enhanced with a necessary stabilizer for transport and preservation, maintaining its identity as a pure pesticide compound. It is classified under tariff item 2924.21.00 as a ureine derivative, per Chapter 29 note 1(f) which allows added stabilizers necessary for preservation or transport.
Neburon Technical Powder
Neburon Technical Powder is a soil-applied aromatic ureine herbicide controlling grasses and broadleaves in soybeans and ornamentals. It is a chemically defined cyclic carbamate derivative classifiable under tariff item 2924.21.00, meeting Chapter 29's requirements for ureines and their derivatives.
Phenprobamate
Phenprobamate is an aromatic cyclic carbamate (ureine derivative) used as a muscle relaxant and anxiolytic medication. It is a separate chemically defined organic compound with a carboxyamide function, classified under cyclic amides of carbonic acid. This tariff item applies to ureines and their derivatives.
Procyazine Technical
Procyazine Technical is an aromatic triazine-urea hybrid (ureine derivative) acting as a photosynthesis-inhibiting herbicide. It is a separate chemically defined compound classifiable under tariff item 2924.21.00 as a ureine derivative, per Chapter 29's scope for organic compounds.
Siduron 95% Active
Siduron 95% Active is a selective aromatic ureine herbicide for pre-emergence crabgrass control in turf. It is a pure organic compound classifiable under tariff item 2924.21.00 as a cyclic amide derivative, consistent with Chapter 29's definition of ureines.
sym-Diethyldiphenylurea
sym-Diethyldiphenylurea is a specific aromatic ureine derivative appearing as a white to off-white crystalline powder used primarily in industrial applications. It is classifiable under tariff item 2924.21.00 as a cyclic amide-function compound of carbonic acid, per Chapter 29's scope for ureines.
sym-Diethyldiphenylurea Flake Form
sym-Diethyldiphenylurea in flake form is a physical variant for easier handling in industrial processes, still classified under tariff item 2924.21.00. It meets Chapter 29 note 1(f) for products with added stabilizers necessary for transport, remaining a ureine derivative.
sym-Diethyldiphenylurea Technical Grade
sym-Diethyldiphenylurea Technical Grade (95-98% purity) is an aromatic ureine used in pharmaceutical intermediate production. It is classifiable under tariff item 2924.21.00 as a di-substituted ureine derivative, per Chapter 29's scope for separate chemically defined compounds.
Tebuthiuron Technical
Tebuthiuron Technical is a persistent aromatic ureine herbicide for brush and weed control in rangelands and non-cropland areas. It is a separate chemically defined compound classifiable under tariff item 2924.21.00 as a cyclic amide derivative, per Chapter 29's scope.
Urea Stibamine
Urea stibamine is a pentavalent antimony compound derived from urea, used historically as an aromatic ureine derivative for treating leishmaniasis. It is a separate chemically defined organic compound with a carboxyamide function, falling under cyclic amides of carbonic acid. This tariff item covers ureines and their derivatives, including salts.
Uvinul D-49 Stabilizer
Uvinul D-49 Stabilizer contains sym-diethyldiphenylurea as the active ingredient, used as a light stabilizer in plastics. When imported as a pure chemical, it is classifiable under tariff item 2924.21.00 as a ureine derivative, per Chapter 29 notes for chemically defined compounds.