JBL Phosphate Test Sensitive determination of the optimum phosphate value for ideal plant growth or of possible cause of algae in freshwater and marine water. Laboratory comparator system to compensate the inherent water colouring: fill glass vials with sample water, add reagents to another vial, place vials in holder, read values on colour chart. To use: when setting up a new freshwater aquarium: once a week. With algae problems and for checking tap water. Online Laboratory: free analysis and recommendations for the water values you have measured.
Package contents: 1 quick test, Phosphate Test PO4. Contents for approx. 50 measurements. Incl. 2 reagents, 2 glass vials, with screw cap, syringe, dosing spoon, comparator block and colour scale. Refill reagents available separately
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