Tender For tender for supply of sodium hydroxide pellets , hi-ar tm/ acs , vanillin extra pure , ar 100gms , 2-thiobarbituric acid (tba) , extra pure 99% ar , tannic acid , hi-ar tm/ acs , neocuproine , hi-ar tm/ acs , sodium phosphate dibasic 500gm anhydrous extra pure , 99% , sodium potassium tartrate tetra hydrate extra pure , 99% , sodium methoxide 25-30% soln. in methanol , potassium chloride , hi-ar tm/ acs , sodiumsulphateanhydrous extra pure ar , 99.5% , trion x-100 extra pure 500ml for scintillation , queretin dihydrate extra pure , 99% 25g , rutintrihydrate 95% 25g , a-amylase from aspergillus oryzae , a-amylase from procinepancrease , 3 , 5-dinitrosalicylic acid , sulfuric acid