Dated : January 19, 2013 Sealed tenders are invited from reputed companies ( within 15 days from this date of notice) having the following item-wise specifications for the Research Laboratory related to DAE-BRNS Research Project whose Principal Investigator is Dr. Joydeep Chowdhury, Physics Department , Sammilani Mahavidyalaya, The tenders are to be directly addressed to: Dr.Joydeep Chowdhury ,Department of Physics , Sammilani Mahavidyalatya E.M. Bypass, Baghajatin, Kolkata: 700 094.
| Sl. No. | Product | Company/Supplier | 
| 1. | Copper(II) sulphate (AR /Spec grade) | SRL/ E-MARK | 
| 2. | Sodium dodecyl sulphate (SDS)(AR /Spec grade) | SRL/ E-MARK | 
| 3. | Trisodium citrate dihydrate(AR /Spec grade) | SRL/ E-MARK | 
| 4. | Triton X-100 (AR /Spec grade) | SRL/ E-MARK | 
| 5. | 1, 10 phenanthroline(AR /Spec grade) | SRL/ E-MARK | 
| 6. | Crystal Violet (AR /Spec grade) | SRL/ E-MARK | 
| 7. | Seralite SRC-120 (AR /Spec grade) | SRL / E-MARK | 
| 8. | Thymol blue (AR /Spec grade) | SRL/ E-MARK | 
| 9. | Ascorbic acid | SRL/E-MARK | 
| 10. | Malachite Green (AR /Spec grade) | SRL/E-MARK | 
| 11. | Pyridine (AR Grade) | SRL/E-MARK | 
| 12. | Ethylene glycol (AR Grade) | SRL/E-MARK | 
| 13. | Acetonitrile (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 14. | Triethylamine (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 15. | Chloroform (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 16 | Methanol (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 17 | Ethanol (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 18 | Sulfuric Acid (AR/Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 19 | Nitric Acid (AR/Spec Grade) 500 cc/ 1 l | SRL/ E-MARK | 
| 20 | Potassium Dichromate (LR Grade)500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 21 | Sodium Hydroxide Beads (AR Grade) | SRL/ E-MARK | 
| 22 | Acetone washing grade (LR Grade) 2 l / 2.5 l | SRL/ E-MARK | 
| 23 | Carbon Tetrachloride (AR/Spec Grade)500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 24 | Cetyl trimethyl ammonium bromide (AR/Spec Grade) | SRL/ E-MARK | 
| 25 | N, N-Dimethyl Formamide (DMF)(Spec Grade)500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 26. | N-Heptane (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK | 
| 27. | Tetrahydrofuran (Spec Grade) 500 cc/ 1 l/ 2.5 l | SRL/ E-MARK |