the practical questions i'm answering are for this experiment: https://www.google.co.uk/url?sa=t&rc..._7hwi153G_S9go
I'm stuck on question 1 and 2 but I've done 3 and 4.
1) What improvements can you suggest to the method you were given for this qualitative test?
2) What changes would you make to obtain semi-quantitative results?
£1m claim follows failure to get a first