Damp;C Black 2
KOELIN t
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Water Soluble Colourant for Pharma

KoelOW

Water Soluble Colourant for Pharma - SPECIFICATION CHART

Common Name Allura Red Tartrazine Sunset Yellow Brilliant Blue Indigo Carmine Er-ythrosine    
Koelow CODE NO. Koelow - 351 Koelow - 180 Koelow - 851 Koelow - 901 Koelow - 150 Koelow - 305
2 COLOUR INDEX NO. 16035 19140 15985 42090 73015 45430
E.E.C. NO. E 129 E 102 E l10 E l33 E 132 E 127
FD&C NO. Red 40 Yellow 5 Yellow 6 Blue 1 Blue 2 Red 3
Colour Index Reference (food) Red 17 Yellow 4 Yellow 3 Blue 2 Blue 1 Red 14
Indian Standard No. 1694 1695 6406 1698 1697
3 PURITY TEST
               
Pure Dye Content (% MIN) 85 87 87 85 85 87
Loss On Drying At 135°c & Sodium Chloride/sulphates (% MAX) 14 13 13 15 15 13
Water Insoluble Matter (%MAX) 0.2 0.2 0.2 0.2 0.2 0.2
Ether Extractable Matter (% MAX) 0.2 0.2 0.2 0.2 0.2 0.2
Subsidiary Dyes (% MAX) 3 1 3 3 1 4
Organic Compounds other than Colouring Matters (% MAX) 1.5 0.5 0.5 1.8 0.5 0.4
Unsulfonated Primary Aromatic Amines (% MAX) 0.01 0.01 0.01 0.01 0.01 N.A.
Arsenic (AS 'As') PPM (MAX) 1 1 1 1 1 1
Lead (AS Pb) PPM (MAX) 10 10 10 10 10 10
Mercury (AS Hg') PPM (MAY) 1 1 1 1 1 1
Cadmium (AS 'Cd') PPM (MAX) 1 1 1 1 1 1
Heavy Metals PPM (MAX) 40 40 40 40 40 40
pH3 Stable Stable Stable Slight Fade After 10 Days Appreciable Fade After 9 Days Precipitate (Insoluble)
pH7 Stable Stable Stable Very Slight Fade After 8 Days Considerable Fade After 6 Days Stable
pH8 Stable Stable Stable Very Slight Fade After 6 Days Fades Completely Stable
Common Name Arnararith Carmoisine Ponceau 4R Quinoline Yellow WS Brown HT Black PM Patent Blue V    
Koe low CODE NO. Koelow - 850 Koe low - 201 Koslow - 255 Koelow - 057 Koelow - 582 Koelow - 082 Koelow - 024
2 COLOUR INDEX NO. 16185 14720 16255 47005 20285 28440 42051
E.E.C. NO. E123 E122 E124 E104 E155 E151 E131
FD&C NO.    
Colour Index Reference (food) Red 9 Red 3 Red 7 Yellow 13 Brown 3 Black 1 Blue 5
Indian Standard No. 2923 2558
3 PURITY TEST
                 
Pure Dye Content (% MIN) 85 85 82 70 70 80 85
Loss On Drying At 135°c & Sodium Chloride/sulphates (% MAX) 15 15 18 30 30 20 15
Water Insoluble Matter (% MAX) 0.2 0.2 0.2 0.2 0.2 0.2  
Ether ExtractableMatter (% MAX) 0.2 0.2 0.2 0.2 0.2 0.2  
Subsidiary Dyes (% MAX) 3 1 1 4 10 10 2
Organic Compounds other than 0.5 0.5 0.5 0.5 0.7 0.8 0.5
Colouring Matters (% MAX)                  
Unsuifonated Primary Aromatic 0.01 0.01 0.01 0.01 0.01 0.01 0.01
Amines (% MAX)                  
Arsenic (AS 'As') PPM (MAX) 1 1 1 1 3 3 3
Lead (AS 'Ph.) PPM (MAX) 10 10 10 10 10 10 10
Mercury (AS 'HO') PPM (MAX) 1 1 1 1 1 1 1
Cadmium (AS 'Cd') PPM (MAX) 1 1 1 1 1 1 1
Heavy Metals PPM (MAX) 40 40 40 40 40 40 40
pH3 Stable Stable Stable Stable Stable Stable Appreciable Fade after 8 days
pH7 Stable Stable Stable Stable Stable Stable Appreciable Fade after 8 days
pH 8 Stable Stable Stable Stable Stable Stable Appreciable Fade after 8 days
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