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CAS 7789-09-5
vanadium purification intermediate and catalyst precursor
Ammonium dichromate is an inorganic salt used primarily in petroleum production and refining. It also finds application in leather tanning, wood preservation, and photographic processing.
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The international HS code for AMMONIUM DICHROMATE (CAS 7789-09-5) is 2841.50.
2841.50
2841 50 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
diazanium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
JOSWYUNQBRPBDN-UHFFFAOYSA-P
[NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-]