Ammonium acetate. Dissolve 231 g of the salt in 1 liter of water. (3M) Ammonium carbonate. The commercial salt is a mixture of bicarbonate and carbamate. Dissolve 192 g of the salt in a mixture of 140ml conc. ammonia solution and water to make up 1 liter of solution. (2M) Ammonium chloride dissolve 169 g of the salt in 1 liter of solution (3M). Ammonium nitrate dissolve 80 g of the salt in 1 liter of water. (1M) Ammonium oxalate dissolve 71 g of the crystaline salt in 1 liter of water.(0.5M) Ammonium sulphate dissolve 132 g of the salt in 1 liter of water.(1M) Ammonium sulphide use the yellow commercial product Ammonium thiocyanate Dissolve38 g of the salt in 1 liter of water (0.5M) Barium chloride dissolve 61 g of the salt in 1liter of water.(0.25M) Bromine water a saturated aqueous solution is prepared by shaking 35g or 11ml liquid bromine with water. Add more bromine if necessary to a slight excess. Calcium chloride dissolve 55 g of the hydrated salt in 1 liter of water (0.25M) Calcium sulphate shake 3 g of the salt with 1 liter of water, filter and decant the saturatrd solution after several hours (0.015M) Chlorine water saturate 250ml of water with chlorine.the chlorine may be prepared by dropping conc. HCl upon KmnO4. Preserve in a dark coloured bottle.(6.8g/l) Cobalt nitrate dissolve 44 g of the salt in 1 liter of water. (0.15M) Copper sulphate dissolve 125 g of the salt in 1 liter of water containing 3ml of conc. Sulphuric acid.(0.5M) Ferric chloride dissolve 135 g of the hydrated salt in 1 liter of water containing 20ml of conc. HCl (0.5M) Ferrous sulphate dissolve 140 g of the salt in 1 liter of water containing 7 ml of conc. Sulphuric acid (0.5M) Hydrogen sulphide H2S generated from a Kipps apparatus ( ~42g/l) Iodine solutionbr> dissolve 12.7 g of iodine in a solution of 20g of pure KI in30 ml of water, and dilute to 1 liter with water.(0.05m) Lead acetate dissolve 95 g of the salt in 1 liter of water (0.25M) Magnesium sulphate dissolve 62 g of the salt in 1 liter of water (0.25M) Magneson (4-(4-nitrophenylazo) resorcinol 0.001% in 1M NaOH. Mercuric chloride dissolve 27 g of the salt in 1 liter of water (0.1M) Potassium chromate dissolve 49g of the salt in 1 liter of water (0.25M) Potassium ferricyanide dissolve 55 g of the salt in 1 liter of water (0.25M) Potassium ferrocyanide dissolve 53 g of the salt in 1 liter of water (0.125M) Potassium iodide dissolve 83 g of the salt in 1 liter of water (0.5M) Potassium permanganate dissolve 3.2g of the salt in hot water, dilute to 1 liter, and filter through glass wool (0.01M) Potassium thiocyanate dissolve 49g of the salt in 1 liter of water (0.25M) Silver nitrate dissolve 17g of the salt in 1 liter of water (0.1M) Silver sulphate dissolve 8g of the salt in 1 liter of water. this is nearly a saturated solution (0.025M) Sodium acetate dissolve 408g of the crystaline salt in 1 liter of water (3M) Sodium carbonate dissolve 430g of the crystaline salt in 1 liter of water (1.5M) Disodium hydrogen phosphate dissolve 120g of the salt in 1 liter of water 0.34M) Stannous chloride dissolve with heat 56g of the salt in 100ml conc. HCl and dilute to 1 liter. Keep a few pieces of granulated zinc in the stored solution to avoid oxidation. (0.25M) Thiourea 10g in 100ml of water (10%) Titan yellow dissolve 1g in 100ml of water (1%) Zinc nitrate dissolve 150g of the salt in 1 liter of water (0.5M)