Instruments Direct Single Parameter(s) Test Strips, max. measurement 500ppm - 50 strips

Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 14pH - 50 strips

Instruments Direct Single Parameter(s) Nitrite Test Strips, max. measurement 50ppm - 50 strips

Instruments Direct Single Parameter(s) Peroxide Test Strips, max. measurement 100ppm - 50 strips

Instruments Direct Single Parameter(s) Nitrate Test Strips, max. measurement 500ppm - 50 strips

Instruments Direct Single Parameter(s) Sulphite Test Strips, max. measurement 500ppm - 50 strips

Instruments Direct ATMOS Impeller Anemometer, 42m/s Max, Measures Air Velocity, Humidity, Temperature

Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 2.5pH - 50 strips

Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 13pH - 50 strips

Instruments Direct Single Parameter(s) Chlorine Test Strips, max. measurement 200ppm - 100 strips

Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 6pH - 50 strips

Instruments Direct Single Parameter(s) pH Test Strips, max. measurement 9pH - 50 strips