Gem Bids For Flat Bottom Boiling Flask 250 Ml For Ongc, Burettestand With Two Clamp For Ongc, Beaker For Ureaadduction For Ongc, Soxhlet Extraction Unitmedium For Ongc, Soxhlet Extraction Unit Largefor Ongc, Glass Rods, Diameter- 3mm For Ongc, Glass Dropper With Rubber Bulb For Ongc, Chromatograph Column Glass For Ongc, Chromatographcolumn Glass, Outer Diameter- 11mm For Ongc