Isodecyl Diphenyl Phosphate (IDPP)
Isodecyl diphenyl phosphate is a specialty plasticizer for vinyl flooring and wire insulation. It is classified in HTS 2919.90.50 as an 'other' mixed alkyl-aryl phosphoric ester. The ester linkage to phosphorus defines its Chapter 29 placement.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If as polymer processing aid mixture
Mixtures exceeding pure compound definition classify as industrial chemical preparations.
If misidentified as dicarboxylic ester
Carboxylic acid esters in 2918, but phosphoric esters remain in 2919 per chapter hierarchy.
If sulfur-containing phosphate analogs
Organo-sulfur phosphates shift to 2930 if sulfur directly linked to carbon.
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Import Tips & Compliance
• Declare alkyl chain length and aryl substitution; FTIR spectrum aids verification
• Low volatility grades need vapor pressure data for proper shipping
Related Products under HTS 2919.90.50
Tricresyl Phosphate (TCP)
Tricresyl phosphate is a triaryl phosphate ester used primarily as a plasticizer and flame retardant in plastics, lubricants, and coatings. It falls under HTS 2919.90.50 as a phosphoric ester (phosphate ester) that is not specifically enumerated elsewhere in heading 2919. This classification applies to its chemical structure as an organic phosphate ester without halogenated, sulfonated, nitrated, or nitrosated derivatives.
Triphenyl Phosphate (TPP)
Triphenyl phosphate serves as a flame retardant and plasticizer in PVC, resins, and nail polishes. Classified under HTS 2919.90.50 as a 'other' phosphoric ester, it matches the heading for non-substituted phosphate triesters. Its aryl phosphate structure distinguishes it from alkyl phosphates or derivatives.
Tributyl Phosphate (TBP)
Tributyl phosphate is an alkyl phosphate ester extracted for nuclear fuel processing, solvent extraction, and as a plasticizer. It qualifies for HTS 2919.90.50 as an 'other' phosphoric ester without specified modifications. The trialkyl structure fits the phosphoric esters heading per Chapter 29 scope.
Diphenyl Cresyl Phosphate
This mixed aryl phosphate ester functions as a hydraulic fluid additive and flame retardant. HTS 2919.90.50 covers it as 'other' phosphoric esters, aligning with the heading for mixed phosphate triesters. Its composition avoids specific exclusions in Chapter 29.
Ethyl Acid Phosphate (EAP)
Ethyl acid phosphate is a monoester used in rust inhibitors and catalysts. HTS 2919.90.50 includes it as 'other' phosphoric ester, covering partial esters and lactophosphates. The acidic P-OH group characterizes it within the heading.
2-Ethylhexyl Acid Phosphate
This monoalkyl acid phosphate functions in metal extraction and adhesion promoters. Classified under HTS 2919.90.50 as other phosphoric esters including partial esters. It meets the chemically defined organic compound criteria of Chapter 29.