Water testing method

determining residual chlorine by iodometric method using acetic acid ,potassium iodide,starch indicator and than titrate with sodium thiosulphate but the probl…

1. Food R&D Emeritus reply

   That's your school assignment, therefore you should work for it.Dont expect to be spoonfed by guys here. There are many references in analytical and environmental Chemistry either…

2. wara reply

   thanks, please provide any reference paper for my ease

3. Food R&D Emeritus reply

   You should do it yourself, it's so easy to find it using your own keywords in your original post .

4. wara reply

   @DiegoAlonso thanks for helping , yes i checked but blue color not appear after adding starch