Section VI — Products of the chemical or allied industries
Chapter 29 — Organic chemicals
Heading 2920 — Esters of other inorganic acids of nonmetals (excluding esters of hydrogen halides) and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives.
National subdivision 2920.2 — Phosphite esters and their salts; their halogenated, sulphonated, nitrated or nitrosated derivatives:
Subheading 2920.22 — Diethyl phosphite
HS code
2920.22.00 Diethyl phosphate
Last Verified Date - 1 October 2026
Common commodities
Diethyl phosphite liquidPhosphorous diethyl ester solutionDEHP bulk materialDiethyl hydrogen phosphite chemicalLiquid diethyl phosphite for plasticizationPure diethyl phosphite substanceIndustrial grade Diethyl phosphitePhosphorus diethyl ester in solventDEHP for polyvinyl chloride (PVC) productionDiethyl hydrogen phosphite reagent