1)

eec no.

e 132

2)

fd & c no.

blue 2

3)

batch no.

eic/ajc/2016

4)

einecs

212-728-8

5)

cas no.

860-22-0

6)

mfg.date

july 2016

7)

exp. date

june 2018

physical appearance

dark blue powder or granules

appearance of the aqueous solution

blue

wavelength of max absorbance

610 nm

absorptivity g.cm/ 100ml

480

bulk density (bd)

60-80g/100ml

pure dye content % (on dry basis at 105

not less than 85%

loss on drying at 135 & sodium chloride/ sulfate

less than 15%

  water-insoluble matter

less than 0.20%

  ether extractable matter

less than 0.20%

  subsidiary colouring matters

less than 1.00%

  organic compound other than colouring matters:

sisatin-5-sulfonic acid

5-sulfoanthranilic acid

anthranilic acid

less than 0.5%

unsulfonated primary aromatic amines

less than 0.01%

lead (as “pb”)

less than 2ppm

  arsenic (as “as”)

less than 3 ppm

  mercury (as “hg”)

less than 1 ppm

  cadmium (as “cd”)

less than 1 ppm

heavy metals

less than 40 ppm

solubility

soluble in water, sparingly soluble in ethanol

identification of colouring matters

passes tests