wobble-free hold during testing

membrane caps (2)

and cleaning in one kit

Measure sugar content and potential alcohol with lab-grade precision using the Milwaukee MA884 Digital Refractometer

Hanna HI713 Phosphate Checker | Low Range Colorimeter | 0-2.5 mg/L PVDF electrode wobble-free hold during testingProfessional Low Range Phosphate Colorimeter for Aquariums, Pools & Freshwater Testing The Hanna HI713 Checker HC is a portable, professional grade low range phosphate colorimeter designed for accurate phosphate (PO) measurement from 0. 00 to 2. 50 mg L in aquariums, swimming pools, freshwater, and water quality applications. This handheld photometer delivers lab quality results in the field with simple operationjust add reagent, insert the cuvette,