4-in-1 Plant Soil Tester Kit with pH Light Moisture Acidity Meter for Flowers - Comprehensive Garden Care Tool

5 in 1 PH Test Strips Multipurpose SPA Swimming Pool Water Tester Paper Hardness Tool Bottled 50pcs

£7.24

3 in 1 PH Meter Soil Moisture Meter Sensor Fertility Test Tool For Indoor/Outdoor Gardening Plant Moisture/Fertility/PH Testing

£15.17

IBS Scherer pH value < 11.5, pH value < 11.5, 20 l canister

£174.00

NT Labs Aquarium Lab Multi Test Kit

£24.99

Calibration ampoules 95% r.F.

£59.95

pH meter BW10

£90.90