HEADING 2830
Sulfides; polysulfides, whether or not chemically defined:
Part of Chapter 28 — Inorganic Chemicals, Section VI.
Subheadings and tariff lines
Recent CBP rulings on heading 2830
N358617
March 6, 2026
The tariff classification of Difluoromethane (CAS No. 75-10-5) and Carbonyl Sulfide (CAS No. 463-58-1) from Japan
N358225
February 19, 2026
The country of origin of toilet paper
N333731
July 7, 2023
The tariff classification of Carbonyl Sulfide, CAS# 463-58-1, from China
N320465
July 12, 2021
The tariff classification of Carbonyl Sulfide (CAS# 463-58-1), Sulfur Hexafluoride (CAS# 2551-62-4), and Iodine Pentafluoride (CAS# 7783-66-6) from Japan; Correction to Ruling Number N319751
N319751
June 14, 2021
The tariff classification of Carbonyl Sulfide (CAS# 463-58-1), Sulfur Hexafluoride (CAS# 2551-62-4), and Iodine Pentafluoride (CAS# 7783-66-6) from Japan
N306452
October 24, 2019
The tariff classification of evaporation materials from China
N306461
October 24, 2019
The tariff classification of “Molybdenum Disulphide” from India
N181239
September 12, 2011
The tariff classification of Manganese Sulfide (CAS# 18820-86-6) from Korea.
A88412
October 16, 1996
The tariff classification of Sodium Hydrosulfide (Flake 70%) from France
883281
April 14, 1993
The tariff classification of various lithium compounds andalloys from Russia, Australia, Brazil, China, Argentina andBolivia.
853255
June 26, 1990
The tariff classification of molybdenum disulphide (inpowder form) and molybdenum disulphide (in paste form) fromWest Germany or England.
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