Patent Blue V is a synthetic dye used as a food colorant, primarily to impart a blue hue to various food products. It is a water-soluble, salt-like compound belonging to the triarylmethane dye family.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Patent blue v sodium
food dye and histological stain
Sulfan blue
medicinal and industrial dye
Hydrogen (4-(4-(diethylamino)-2',4'-disulphonatobenzhydrylidene)cyclohexa-2,5-dien-1-ylidene)diethylammonium, aluminium salt
lake pigment for coloring
Sulfan Blue parent
Acid blue dye for textiles
Brown HT
synthetic food colorant
Amaranth
synthetic food colorant
Ponceau 4R
Synthetic food colorant
Carmoisine
Synthetic food colorant
The international HS code for Patent Blue V (CAS 3536-49-0) is 3204.12.
3204.12
3204 12 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
calcium bis(4-[[4-(diethylamino)phenyl]-(4-diethylazaniumylidenecyclohexa-2,5-dien-1-ylidene)methyl]-6-hydroxybenzene-1,3-disulfonate)
RTMBGDBBDQKNNZ-UHFFFAOYSA-L
CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=CC(=C(C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])O.CCN(CC)C1=CC=C(C=C1)C(=C2C=CC(=[N+](CC)CC)C=C2)C3=CC(=C(C=C3S(=O)(=O)[O-])S(=O)(=O)[O-])O.[Ca+2]
Sourcing Patent Blue V?
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