Amine-function compounds
Part of: 29 — Organic chemicals
H073927 · 2011-02-07 — Revocation of HQ 955644; Mixed Xylidines (CAS 1300-73-08)
This is to inform you that Customs & Border Protection (CBP) has reconsidered Headquarter’s Ruling (HQ) letter 955644, dated March 6, 1995, regarding the classification, under the Harmonized Tariff Schedule of the United States (HTSUS), of mixed xylidines (CAS 1300-73-08). CBP classified the product in subheading 2921.49.50, HTSUS, which provides for: "Amine-function compounds: Aromatic monoamines and their derivatives; salts thereof: Other: Other: Other: Other." We have determined that HQ 955644 is in error because the merchandise is not listed in the Chemical Appendix. Therefore, this…
H026004 · 2009-12-02 — Protest and Application for Further Review No. 3901-08-100369; Perfluorochemicals (CAS # 86508-42-1 and CAS # 382-28-5)
The following is our decision regarding Protest No. 3901-08-100369, timely filed on March 6, 2008, regarding classification of Perfluorochemicals (CAS # 86508-42-1 and CAS # 382-28-5) under the Harmonized Tariff Schedule of the United States (HTSUS). We have considered comments by the importer and its counsel, made in a conference call on December 4, 2008, with a member of my staff, a National Import Specialist, and an Assistant Laboraty Director of the New York CBP Laboratory. FACTS: The protest describes fifteen entries of Perfluorochemicals, assigned a general CAS registry no. of…
963832 · 2000-03-21 — N, N’-Diphenylbenzidine, CAS 531-91-9; NY F81398
This is in regard to New York Ruling Letter (NY F81398) which was issued to you on February 28, 2000, in response to your letter of December 15, 1999. In that ruling, the Customs National Commodity Specialist Division held that N, N’-Diphenylbenzidine was classified in subheading 2921.59.8090, Harmonized Tariff Schedule of the United States (HTSUS), the ultimate residual provision for aromatic polyamines listed in the Chemical Appendix. We have reviewed the ruling and determined that this classification is erroneous as N, N’-Diphenylbenzidine is not included in the Chemical Appendix. The…
088355 · 1991-10-01 — Decision on Application for Further Review of Protest No. 2704-89-003734, on the classification of Taurine
This is a decision on application for further review of a protest timely filed on behalf of Taisho Pharmaceutical California, Inc., on November 21, 1989, against your decision in the tariff classification under the Harmonized Tariff Schedule of the United States Annotated (HTSUSA) of taurine. The product was entered under entry number 1167953 on March 21, 1989 and under entry number 1168407 on May 3, 1989. Both entries were liquidated on September 15, 1989. FACTS: The product is the organic chemical taurine (2-aminoethanesulfonic acid). Its chemical formula is NH2CH2CH2SO3H and Chemical…
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