tender for purchase of chemicals , purchase of chemicals and glassware , ferrous ammonium sulphate hexahydrate hi-ar®/acs assay: =98.5%) 500 g , ferric nitrate nonahydrate, hi-ar®/acs assay: =98% -500g , potassium chloride, hi-ar®/acs assay: =99% 500g , potassium permanganate, hi-ar® assay: =99% (500 ml) , oxalic acid dihydrate, hi-ar®/acs assay: =99.5% -500g , sodium hydroxide pellets, hi-ar®/acs assay: =97% -500g , nitric acid a.r. (thermocole pack) purity - 69-71% -2.5 l , acetic acid glacial, hi-ar® assay: =99.6% - 2.5l , phenolphthalein indicator 0.375% solution 100ml , ammonia solution annual repair purity: 25% 2.5 l , chloroacetic acid purity: 99% 500g , iodine resublimes purity: 99.5% - 100g , potassium iodide, purity: 99% - 500g , sodium acetate trihydrate, purity: 99% , tissue paper roll weight: 200g roll