PATENT BLUE-V - SPECIFICATION

VINAYAK CORPORATION

Name - PATENT BLUE-V Revision No - 00
Classification E - 131 / C.I FOOD BLUE#5 / C.I. NO 42051./ACID BLUE#3
Effective Date - 01/17/2000
No. Characteristic Requirement
  DESCRIPTION

DARK BLUE POWDER.

1) Total colour/Assay, percent by Mass, min.
85.00
2) Water-insoluble matter, percent by mass, Max.
00.20
3) Combined ether extracts, percent by mass, Max.
00.20
4)

Subsidiary dyes, percent by mass, Max.

02.00
5)

Dye intermediates, percent by mass, max.
Leuco base.

00.50
04.00

6) Unsulfonated primary aromatic amine (calculated as aniline) percent by mass, max.
00.01
7) Lead, mg/kg, Max.
10.00
8) Arsenic, mg/kg, Max.
03.00
9) Heavy metals, (as pb) mg/kg, max.
40.00
10) Mercury, mg/kg ,Max.
01.00
11) Cadmium, mg/kg, Max.
01.00