Biochemical Grade 1,3-Dihydroxyacetone
Biochemical grade DHA is ultra-pure 1,3-Dihydroxyacetone for lab research and biotech tanning enzyme studies. HTS 2914.40.60.00 applies as a ketone-alcohol compound meeting Chapter 29 purity standards. Supplied in small research quantities with lot-specific analysis.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If used as enzyme cofactor in hydrogen peroxide systems
Certain biochemical compounds with peroxide functions may classify under inorganic peroxides if not purely organic.
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Import Tips & Compliance
• Claim research exemption under TSCA if <10kg/year; provide end-use statement for biotech; segregate from production chemicals
Related Products under HTS 2914.40.60.00
1,3-Dihydroxyacetone (DHA) Powder
Pure 1,3-Dihydroxyacetone (DHA) is a ketone-alcohol compound used primarily as a self-tanning agent in cosmetics, reacting with skin proteins to produce a natural-looking tan. It falls under HTS 2914.40.60.00 as a chemically defined ketone-alcohol with other oxygen functions, specifically the simple triose sugar derivative. This white crystalline powder is supplied at 98%+ purity for industrial formulation.
Dihydroxyacetone Dimer (DHA Dimer)
DHA Dimer is the cyclic trimer form of 1,3-Dihydroxyacetone, a stable ketone-alcohol used in self-tanning formulations to prevent oxidation during storage. Classified under HTS 2914.40.60.00 as it retains the core ketone-alcohol structure with oxygen functions. It dimerizes in solution but is imported as a white powder for reconversion to active DHA.
Ph Eur Grade 1,3-Dihydroxyacetone
European Pharmacopoeia (Ph Eur) grade DHA is high-purity 1,3-Dihydroxyacetone meeting strict pharma standards for use in medical-grade self-tanning treatments. It is classified under HTS 2914.40.60.00 as a separate chemically defined ketone-alcohol per Chapter 29 note (a). This grade ensures minimal impurities for sensitive skin applications.
Cosmetic-Grade DHA Flakes
Cosmetic-grade DHA flakes are 1,3-Dihydroxyacetone in flake form for easy dissolution in self-tanning lotions and sprays. Falls under HTS 2914.40.60.00 as a pure ketone-alcohol compound with added stabilizer only for transport per Chapter note (f). Purity exceeds 97% for consumer product formulations.
USP Grade Dihydroxyacetone
United States Pharmacopeia (USP) grade 1,3-Dihydroxyacetone is a purified ketone-alcohol for pharmaceutical and high-end cosmetic self-tanning agents. Classified in HTS 2914.40.60.00 as a chemically defined organic compound under Chapter 29. Meets USP monograph standards for identity, assay, and impurities.
1,3-Dihydroxyacetone 99% Technical Grade
Technical grade DHA at 99% purity is 1,3-Dihydroxyacetone for industrial self-tanning and biochemical applications. HTS 2914.40.60.00 covers this ketone-alcohol as a separate organic compound, allowing minor impurities. Used in large-scale cosmetic manufacturing.