Useful Information
HI-771 Chlorine Ultra High Range Handheld Colorimeter, Checker®HC
0 to 500 ppm
Ideal for swimming pools
Order Now For 2 Week Delivery
£67.50
(exc. VAT)
£81.00
(inc. VAT)
£58.00
(exc. VAT)
£69.60
(inc. VAT)
HI-781 Marine Nitrate Low Range Handheld Colorimeter, Checker HC
Low range Nitrate Checker
0.00 to 5.00 ppm (mg/L) NO₃
£58.00
(exc. VAT)
£69.60
(inc. VAT)
Order Now For 2 Week Delivery
£339.52
(exc. VAT)
£407.42
(inc. VAT)
HI-701 Free Chlorine Handheld Colorimeter - Checker®HC
0.00 to 2.50 ppm range
Ideal for swimming pools
£58.00
(exc. VAT)
£69.60
(inc. VAT)
£58.00
(exc. VAT)
£69.60
(inc. VAT)
HI-764 Nitrite (Marine ULR) Handheld Colorimeter - Checker®HC
0 to 200 ppb
Ideal for salt water aquariums
£58.00
(exc. VAT)
£69.60
(inc. VAT)
HI-770 Silica High Range Handheld Colorimeter, Checker®HC
0 to 200 ppm
Ideal for fresh water aquariums
Order Now For 2 Week Delivery
£67.50
(exc. VAT)
£81.00
(inc. VAT)
HI-761 Total Chlorine Ultra Low Range Handheld Colorimeter, Checker®HC
0 to 500 ppb
Ideal for swimming pools
£58.00
(exc. VAT)
£69.60
(inc. VAT)