Buffer Cleaner
Oman Chemical is leading one Largest Supplier, Manufacture a

Specifications:
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	Name – Indigo Carmine
	Classification – C.I No.-73015/E132/F.D&C BLUE  2/Indigotine/C.I. FOOD BLUE 1/I.S.1698
| No. | Characteristic | Requirement | 
| Description | Reddish 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. • Isatin sulphanic acid, • 5- Sulfoanthranilic acid | 00.50 | 
| 6 | Unsulfonated primary aromatic amine (calculated as aniline) percent by mass, max | No | 
| 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 | 
INDIGO CARMINE manufacturer and supplier in Mumbai, Gandhidham, Muscat OMAN, Fujairah, Dubai, Sharjah, Abudhabi, Kolkata, Chennai, Vizag - Visakhapatnam, Gandhidham Gujrat