Hach, LCK614, COD Cuvette Test, 50-300mg/L O2 (Pack 25) Numeracy/Place-Value/Place-Value ideal for attaching magnetic symbols

ideal for attaching magnetic symbols and pen

shown on the left of the image

fantastic for mud kitchens and outdoor messy play

animal pal

Hach, LCK614, COD Cuvette Test, 50-300mg/L O2 (Pack 25) Numeracy/Place-Value/Place-Value ideal for attaching magnetic symbolsCOD Cuvette Test, 50 300mg L O2 (Pack 25) Pre dosed reagents for maximum safety. Easy to use and photometric evaluation, packaged in a fully equipped box. Environmentally friendly due to less chemicals. Precise and reliable measurement values Maximum safety for users, thanks to the closed system and low amounts of reagents Convenient and error free dosing of the reagents Barcode label for automatic recognition in the photometer Differentiation between