BLACK PN – SPECIFICATION- SPECIFICATION
| Name – | BLACK PN | Revision No – | 00 |
| Classification | BRILLIANT BLACK BN / E151 /C.I. FOOD BLACK – I /C.I . NO 28440 |
| | | Effective Date – | 01/01/2002 |
| No. | Characteristic | Requirement |
| | DESCRIPTION | BLACK 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. | 00.80 |
| 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 | |
