On reading my last post I find that I left out that a formula calling for 0.3 g (possibly hard to weigh out accurately) of potassium iodide would use 30 ml of a 0.1% solution.
On reading my last post I find that I left out that a formula calling for 0.3 g (possibly hard to weigh out accurately) of potassium iodide would use 30 ml of a 0.1% solution.