For low- to medium-range colorometric analysis of water quality. Ranges: 0-1 and 1-10ppm. Includes 30 self-filling ampules, comparators, accessory solutions, snap cup and instructions.
Phosphate Test Kit, Model PO-23, Simple, low-cost color disc method is the most accurate visual test kit method, Achieve fast results with an easy-to-carry test kit
Effect of Salinity on Seawater kit, Includes: Phenolphthalein Indicator, 1M Potassium Chromate, 0.1M Silver Nitrate, 3M Sodium Hydroxide, Synthetic Atlantic Ocean Water, Gulf of Mexico Water and Pacific Ocean Water, has enough materials for 15 groups