Fd & C Blue No.1

FD & C Blue No.1
Common Name: Brilliant Blue FCFChemical Name: Disodium salt of ethyl(4 - [ p [ ethy1 ( m - sulphobenzyl 1 )amino ]





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- ( o - sulphophenyl ) benzylidene ] - 2, 5 - cyclohexadien - 1 - ylidene ] ( m - sulphobenzyl ) ammonium hydroxide inner salt.CI No. 42090; CI Food Blue 2CAS No. 3844-45-9Structural formula NameU.S. FD & C Blue #1 Certified E.C. Brilliant Blue FCF E 133  Dye Content85% min.  85% min. Volatile Matter & Salt 15% max - Water Insolubles 0.2% max. 0.2% max. Intermediates - - Leuco Base 5.0% max. 5.0 % max o,m,p Sulphobenzaldyde 1.5% max. 1.5% max. Ebasa 0.3% max. 0.3% max. Subsidiary Dyes 6.0% max. 6.0% max. Heavy Metals - 40 ppm max. Mercury 1 ppm max. 1 ppm max. Lead 10 ppm max. 10 ppm max. Arsenic 3 ppm max 3 ppm max. Cadmium - 1 ppm max. Chromium 50 ppm max. - Manganese 100 ppm max - Total Primary Amines - 0.01% max. Ether Extracts - 0.2% max.