L-TRYPTOPHAN (CAS NUMBER 73-22-3) IS BIOSYNTHETIC PRODUCED. IT IS AN ESSENTIAL AMINO ACID, A PRECURSOR TO THE NEUROTRANSMITTER SEROTONIN AND THE HORMONE MELATONIN. THE PURITY OF THE PRODUCT IS 100 % BASED ON THE ENCLOSED CERTIFICATE OF ANALYSIS, THE PRODUCT CONSIST OF: - ASSAY 98,5% - 101,5% - CHLORIDE <= 0,05% - SULFATE 0,03% - ASH <= 0,1% - IRON <= 0,003% - THE PRODUCT L-TRYPTOPHAN IS LISTED ON THE INN LIST MENTIONED IN ANNEX 3 OF THE ANNUAL AMENDMENT OF COUNCIL REGULATION (EEC) NO 2658/87 ON THE TARIFF AND STATISTICAL NOMENCLATURE. IT'S A BULK POWDER, PACKED IN DRUMS OF 25 KILOGRAM NET WEIGHT. THE PRODUCT IS USED AS ADDITIVE FOR DIETARY SUPPLEMENTS AND NUTRITION PRODUCTS.

CLASSIFICATION HAS BEEN DETERMINED IN ACCORDANCE WITH THE FOLLOWING:- GENERAL INTERPRETATIVE RULES (GIRs) GIR 1 HAS BEEN USED TO CLASSIFY THIS PRODUCT BY THE TERMS OF HEADING 2933 - HETEROCYCLIC COMPOUNDS WITH NITROGEN HETERO-ATOM(S) ONLY GIR 5B HAS BEEN USED TO IDENTIFY THE TYPE OF PACKAGING. GIR 6 HAS BEEN USED TO CLASSIFY THE GOODS TO SUBHEADING LEVEL 293399 - OTHER THAN ELSEWHERE SPECIFIED WITHIN THIS HEADING CN CODE 29339980 - OTHER THAN ELSEWHERE SPECIFIED WITHIN THIS HEADING TARIC CODE 2933998090 - OTHER THAN ELSEWHERE SPECIFIED WITHIN THIS HEADING ALSO CLASSIFIED IN ACCORDANCE WITH CHAPTER NOTE NOTE 1 TO CHAPTER 29