Duty Rate (from China)
Subheadings
Products classified under Tariff item 2931.90
4,4'-Diphenylbisphosphonous Acid Di(2',2",4',4"-di-tert-butyl)phenyl Ester
4,4'-Diphenylbisphosphonous acid di(2',2",4',4"-di-tert-butyl)phenyl ester is an organo-inorganic compound containing phosphorus directly linked to carbon atoms. It falls under heading 29.31 as an 'other' organo-inorganic compound, not being more specifically described elsewhere.
2931.90.004-Dimethylaminophenylarsine Drug Intermediate
4-Dimethylaminophenylarsine is an aromatic organo-arsenic compound used as a key intermediate in the synthesis of anti-parasitic drugs. It falls under tariff item 2931.90.00 as an organo-inorganic compound with arsenic directly bonded to carbon atoms.
2931.90.00Aromatic Arsenic Drug Triphenylarsine Oxide
Triphenylarsine oxide is an aromatic organo-arsenic compound used as an intermediate in pharmaceutical synthesis for anti-cancer drugs. It falls under 2931.90.00 as an organo-inorganic compound containing arsenic directly linked to carbon.
2931.90.00Aromatic Silane Platinum Anti-Cancer Drug
Aromatic silane platinum anti-cancer drug is a platinum-based chemotherapy agent with aromatic silane ligands. It is classified under 2931.90.00 as an organo-inorganic compound containing silicon and platinum linked to carbon.
2931.90.00Aryl Boronic Acid Platinum Drug Complex
Aryl boronic acid platinum drug complex is an anti-tumor agent featuring aromatic boronic acid ligands. It falls under 2931.90.00 as an organo-inorganic compound with boron and platinum linked to carbon.
2931.90.00Benzyl Benzoate with Arsenic Stabilizer
Benzyl benzoate with arsenic stabilizer is an aromatic pesticide containing arsenic directly linked to carbon for wood preservation. It is classified under 2931.90.00 as an organo-inorganic pesticide.
2931.90.00Benzyltrichlorosilane
Benzyltrichlorosilane is an organosilicon compound with a benzyl (aromatic) group directly attached to silicon, along with three chlorine atoms. It is used as a silane coupling agent for surface modification of glass, metals, and polymers. As an organo-inorganic compound with silicon-carbon bonds, it falls under tariff item 2931.90.00 for other organo-inorganic compounds.
2931.90.00BPh4Na Ion Pairing Reagent
Sodium tetraphenylborate (BPh4Na) is an organo-inorganic compound with boron-carbon bonds and a sodium counterion. It is used as an ion-pairing reagent and falls under heading 29.31 as an 'other' organo-inorganic compound.
2931.90.00Bromophos-ethyl Technical
Bromophos-ethyl technical is an organophosphorus insecticide with bromine and phosphorus linked to aromatic structure. It falls under 2931.90.00 as an organo-inorganic pesticide used against soil-dwelling pests.
2931.90.00Captan Technical Grade 97%
Captan technical grade 97% is a phthalimide fungicide with sulfur and chlorine bound to aromatic structure. It is classified under 2931.90.00 as an aromatic organo-inorganic pesticide for broad-spectrum control.
2931.90.00Chloromethyl(cyclopentadienyl)iron(II) Dicarbonyl
Chloromethyl(cyclopentadienyl)iron(II) Dicarbonyl is an iron organometallic complex featuring a cyclopentadienyl ligand with a direct iron-carbon bond, along with carbonyl and chloromethyl groups. It is used as a precursor in organometallic synthesis and catalysis research. The presence of iron-carbon bonds classifies it as an organo-inorganic compound under tariff item 2931.90.00.
2931.90.00Chlorothalonil Technical Grade
Chlorothalonil technical grade is an aromatic organo-inorganic fungicide containing chlorine directly linked to carbon. It falls under 2931.90.00 as a pesticide used primarily in agricultural applications.
2931.90.00Chlorotriphenylsilane
Chlorotriphenylsilane is an organosilicon compound with three phenyl groups and a chlorine atom attached to silicon, used for silylation protection in organic synthesis. It features direct silicon-carbon bonds, making it an organo-inorganic compound. This product is classified under tariff item 2931.90.00.
2931.90.00Cyclopentadienyliron Dicarbonyl Dimer
Cyclopentadienyliron Dicarbonyl Dimer is an iron organometallic compound with cyclopentadienyl ligands and carbonyl groups, featuring direct iron-carbon bonds. It is used as a precursor for organometallic catalysts and in materials science. As an organo-inorganic compound, it falls under tariff item 2931.90.00.
2931.90.00Cyclopentadienylnickel(II) Phosphine Chloride
Cyclopentadienylnickel(II) Phosphine Chloride is a nickel complex with cyclopentadienyl and phosphine ligands, featuring direct nickel-carbon bonds. It is used in homogeneous catalysis for organic transformations. As an organo-inorganic compound with metal-carbon bonds, it is classified under tariff item 2931.90.00.
2931.90.00Diphenyldichlorosilane
Diphenyldichlorosilane is an organosilicon compound with two phenyl groups and two chlorine atoms attached to a silicon atom. The silicon-carbon bonds qualify it as an organo-inorganic compound under heading 29.31, and it is not more specifically covered elsewhere.
2931.90.00Diphenyldichlorosilane 98% Technical Grade
Technical grade diphenyldichlorosilane at 98% purity is a chemically defined organo-inorganic compound with minor impurities. The presence of impurities does not affect its classification under heading 29.31, as permitted by Chapter 29 note 1(a).
2931.90.00Diphenyldichlorosilane in Corrosion-Resistant Drum
Diphenyldichlorosilane packaged in corrosion-resistant drums is the same organo-inorganic compound, with the packaging being a normal method of transport for this moisture-sensitive chemical. The packaging does not affect its classification under heading 29.31.
2931.90.00Diphenylphosphinous Chloride
Diphenylphosphinous Chloride is a phosphorus compound with two phenyl groups and a chlorine atom, used as a synthetic intermediate for phosphine ligands. It features direct phosphorus-carbon bonds, making it an organo-inorganic compound. This product falls under tariff item 2931.90.00 for other organo-inorganic compounds.
2931.90.00Doverphos S-480 Phosphite Ester Antioxidant
Doverphos S-480 is a trade name for 4,4'-diphenylbisphosphonous acid di(2',2",4',4"-di-tert-butyl)phenyl ester, an organo-inorganic compound with phosphorus-carbon bonds. It is classified under heading 29.31 as an 'other' organo-inorganic compound.
2931.90.00Ferrocene Aromatic Drug Derivative
Ferrocene aromatic drug derivative is a metallocene used in anti-cancer drug development with an iron-carbon sandwich structure. It is classified under 2931.90.00 as an organo-inorganic compound with iron linked to carbon.
2931.90.00Folpet Technical Material
Folpet technical material, N-(trichloromethylthio)phthalimide, contains chlorine and sulfur directly linked to carbon in an aromatic system. It is classified under 2931.90.00 as a pesticide for agricultural and industrial fungicide applications.
2931.90.00Irgafos 126 Stabilizer (4,4'-Diphenylbisphosphonous Acid Derivative)
Irgafos 126 is a commercial-grade stabilizer chemically identified as 4,4'-diphenylbisphosphonous acid di(2',2",4',4"-di-tert-butyl)phenyl ester. As an organo-inorganic compound with phosphorus-carbon bonds, it falls under heading 29.31.
2931.90.00NaB(C6H5)4 Precipitating Agent
Sodium tetraphenylboron (NaB(C6H5)4) is a chemically defined organo-inorganic compound with four phenyl groups attached to boron. It is used as a precipitating agent for alkali metals and falls under heading 29.31.
2931.90.00Organotin Aromatic Drug Candidate
Organotin aromatic drug candidate is an aromatic organotin compound under development for anti-microbial applications. It falls under 2931.90.00 as an organo-inorganic compound with tin directly bonded to aromatic carbon.
2931.90.00Phenylphosphine Gold Drug Auranofin Intermediate
Phenylphosphine gold drug auranofin intermediate features aromatic phosphine coordinated with gold, used in rheumatoid arthritis treatment. It is classified under 2931.90.00 as an organo-inorganic compound with phosphorus and metal linked to carbon.
2931.90.00Phenyltrichlorosilane
Phenyltrichlorosilane is an organosilicon compound with one phenyl group and three chlorine atoms attached to silicon. The silicon-carbon bond makes it an organo-inorganic compound under heading 29.31, and it is not specifically covered by other headings.
2931.90.00Phenyltrichlorosilane Stabilized with Hexamethyldisiloxane
Phenyltrichlorosilane stabilized with hexamethyldisiloxane is a chemically defined organo-inorganic compound with an added stabilizer for preservation during transport. The stabilizer is necessary for safety and does not alter the product's classification under heading 29.31.
2931.90.00Phosphonous Acid Bis(2,4-di-tert-butylphenyl) Ester Derivative
Phosphonous acid bis(2,4-di-tert-butylphenyl) ester derivative is a technical-grade organo-inorganic compound with phosphorus-carbon bonds. It matches the specification of 4,4'-diphenylbisphosphonous acid di(2',2",4',4"-di-tert-butyl)phenyl ester and falls under heading 29.31.
2931.90.00Phosphorus Aromatic Selenide Drug
Phosphorus aromatic selenide drug is an organo-selenium phosphorus compound for antioxidant pharmaceutical applications. It falls under 2931.90.00 as an aromatic organo-inorganic compound with phosphorus and selenium linked to carbon.
2931.90.00Quintozene (PCNB) Technical
Quintozene (PCNB) technical is pentachloronitrobenzene with chlorine atoms directly bound to aromatic carbon. It falls under 2931.90.00 as an organo-inorganic pesticide used as a soil fungicide for seed treatment.
2931.90.00Sodium Tetraphenylborate Analytical Grade
Sodium tetraphenylborate analytical grade is a high-purity organo-inorganic compound with boron-carbon bonds. It is used for gravimetric determination of potassium and falls under heading 29.31 as an 'other' organo-inorganic compound.
2931.90.00Sodium Tetraphenylboron
Sodium tetraphenylboron is a chemically defined organo-inorganic compound with four phenyl groups attached to a boron atom and sodium as a counterion. It falls under heading 29.31 as an 'other' organo-inorganic compound.
2931.90.00Sodium Tetraphenylboron for Potassium Assay
Sodium tetraphenylboron for potassium assay is a specialty formulation of the organo-inorganic compound with boron-carbon bonds. It is used in clinical and environmental labs and falls under heading 29.31.
2931.90.00Tetrachloroisophthalonitrile (TPN)
Tetrachloroisophthalonitrile (TPN) is a broad-spectrum aromatic pesticide with multiple chlorine atoms bound to aromatic carbon. It is classified under 2931.90.00 as an organo-inorganic compound used in technical form for manufacturing fungicides.
2931.90.00Tetraethyl Lead (TEL)
Tetraethyl Lead (TEL) is an organolead compound with four ethyl groups attached to a lead atom, historically used as an antiknock additive in gasoline. It is a chemically defined organo-inorganic compound with direct lead-carbon bonds. This product is classified under tariff item 2931.90.00 for other organo-inorganic compounds.
2931.90.00Tetraphenylboron Sodium Salt 99% Pure
Tetraphenylboron sodium salt 99% pure is a chemically defined organo-inorganic compound with boron-carbon bonds. It is used in organic synthesis and ion-selective electrode preparation, falling under heading 29.31.
2931.90.00Triphenylantimony Dichloride
Triphenylantimony Dichloride is an organometallic antimony compound with three phenyl groups and two chlorine atoms, used in flame retardants and organic synthesis. It features direct antimony-carbon bonds, classifying it as an organo-inorganic compound. This product falls under tariff item 2931.90.00.
2931.90.00Triphenylphosphine Gold(I) Chloride
Triphenylphosphine Gold(I) Chloride is a gold complex with triphenylphosphine ligands and a chloride ion, used in homogeneous catalysis and medicinal research. It features gold-carbon bonds through the phenyl groups, making it an organo-inorganic compound. This product is classified under tariff item 2931.90.00.
2931.90.00Vinyltriphenylsilane
Vinyltriphenylsilane is an organosilicon compound with three phenyl groups and a vinyl group attached to silicon, used in polymer chemistry and materials science. It features direct silicon-carbon bonds, classifying it as an organo-inorganic compound. This product falls under tariff item 2931.90.00.