Bulk Diethyl Phosphite in ISO Tanks
Diethyl phosphite shipped in bulk ISO tanks for industrial chemical distribution, classified under HTS 2920.22.00.00 as qualifying transport packaging per Chapter 29 note 2(e).
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If Alcohol content dominates classification under acyclic alcohols heading 2905.
If shipped with petroleum solvent for safety
Solvent mixtures shift to Chapter 27 petroleum distillates.
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Import Tips & Compliance
• ISO tanks must bear UN phosphite specification; lined steel tanks preferred over aluminum
• Tank residue <0.1% required between cargoes; cross-contamination triggers full retest
• Bill of lading must specify 'pure diethyl phosphite, no solvent' to avoid 3824
Related Products under HTS 2920.22.00.00
Diethyl Phosphite
Diethyl phosphite is a colorless liquid organophosphorus compound with the formula (C2H5O)2P(O)H, classified under HTS 2920.22.00.00 as a phosphite ester of an inorganic acid of nonmetal (phosphorous acid). It serves as a key reagent in organic synthesis for producing phosphonate derivatives and flame retardants.
Diethyl Phosphite 98% Technical Grade
Technical grade diethyl phosphite at 98% purity is used in industrial synthesis of herbicides like glyphosate intermediates. It falls under HTS 2920.22.00.00 as a phosphite ester meeting Chapter 29 requirements for chemically defined organic compounds.
Stabilized Diethyl Phosphite with MEHQ Inhibitor
Diethyl phosphite stabilized with 100ppm monomethyl ether hydroquinone (MEHQ) prevents auto-oxidation during storage. Classified under HTS 2920.22.00.00 per Chapter 29 note 2(f) as phosphite ester with necessary preservative.
Diethyl Phosphite for Glyphosate Synthesis
High-purity diethyl phosphite specifically for manufacturing glyphosate herbicide via phosphonate reaction pathway. HTS 2920.22.00.00 classification as chemically defined phosphite ester used in agrochemical production.
Distilled Diethyl Phosphite 99.5% Purity
Vacuum-distilled diethyl phosphite achieving 99.5% purity for pharmaceutical phosphonate intermediate synthesis. Falls under HTS 2920.22.00.00 as high-purity phosphite ester per Chapter 29 chemical definition.
Diethyl Phosphite Flame Retardant Intermediate
Diethyl phosphite used to synthesize phosphorus-based flame retardants for textiles and plastics. Classified HTS 2920.22.00.00 as phosphite ester essential for organophosphorus polymer additives.