Supply of 500 Nitric Acid Technical Grade Conforming To Is: 264 In 25 Kg Packing In Non Returnable Carbouys Sodium Hydroxide Flakes Caustic Soda Flakes As Per Is: 252- 73 Sodium Hydroxide As Naoh 95% Min I Sodium Dichromate Conforming To Is: 249 In 5Kg Packing Hydroflouric Acid 40% Min Ar Grade Aqueous As Per Is - 10332