More accurate than Pooltesters yet still a simple visual method, the Contour Comparator is designed for professional and residential user alike.

Among the key features are:

Simple-to-use tablet methods coupled with our unique ‘petal’ disks – definite results every time

Iconic contoured profile to fit perfectly in the hand and provide grip even when wet

Complete single parameter kits including all required components to start testing immediately -

Parameter/Range: Nitrocol Nitrite, 0-0.4mg/L N 

Kit Includes:

Contour Comparator,

Contour disk with instructions,

3 cuvettes,

cuvette brush,

crush/ stir rod,

reagents for 30 tests,

supplied in a hard case

Sku: CKH1109