Chemical reagents other than for medical or veterinary purposes, namely, for business, industrial, commercial, scientific and laboratory purposes and for use on-site; chemical reagents other than for medical or veterinary purposes, namely, for use in the testing of samples, liquids, water and waste water, the ion specificity ph value, turbidity testing, water treatment, water purification, visual testing, and colour testing; chemical reagents other than for medical or veterinary purposes, nam...