Tender For supply of hydrochloric acid as per is 265 (q3) , ammonia solution 25% (q3) , barium chloride as per is: 5288 (q3) , edta disodium salt (q3) , sodium acetate (q3) , sulphuric acid as per is 266 (q3) , stannous chloride (q3) , laboratory filter papers (q3)