Description

For figuring out hint quantities of general iron in handled waters. Octet Comparator has colour requirements representing 0.05, 0.10, 0.20, 0.30, 0.40, 0.60, 0.80 and 1.0 ppm iron. Enough for 50 assessments.
For figuring out general iron (dissolved, suspended and colloidal) in herbal waters
Octet Comparator has colour requirements representing 0.5, 1.0, 2.0, 3.0, 4.0, 6.0, 8.0 and 10 ppm iron
Bipyridyl indicator
Enough for 100 assessments