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Water Analysis Portable Meters

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Versatile and Portable Water Analysis Products for Wherever Your Work Takes You

Convenient, fast and easy to use

Ohaus STARTER series product family welcomes a new member — STARTER 300D, a portable Dissolved Oxygen(DO)
meter. STARTER 300D offers you a multi-function meter with a Galvanic DO electrode for fast and easy measurement.
STARTER 300D is manufactured at world class facilities under ISO 9001, and it meets industry CE requirements.

Click on the product code for specifications and manual

Code Name Measurement Range Resolution Price  
30031655 DO meter ST300D 0.0 to 199.9%; 200 to 400% 0.00 to 19.99; 20.0 to 45.0 mg/L 0.00 to 19.99; 20.0 to 45.0 ppm 0 to 50 °C 0.1%; 1%
0.1 mg|L; 1mg|L
0.01 ppm; 0.1 ppm
0.1 °C
$737.00
30031656 DO meter ST300D-B 0.0 to 199.9%; 200 to 400% 0.00 to 19.99; 20.0 to 45.0 mg/L 0.00 to 19.99; 20.0 to 45.0 ppm 0 to 50 °C 0.1%; 1%
0.1 mg|L; 1mg|L
0.01 ppm; 0.1 ppm
0.1 °C
$416.90
30219116 ST300D-G 0.0 to 199.9%; 200 to 400% 0.00 to 19.99; 20.0 to 45.0 mg/L 0.00 to 19.99; 20.0 to 45.0 ppm 0 to 50 °C 0.1%; 1%
0.1 mg|L; 1mg|L
0.01 ppm; 0.1 ppm
0.1 °C
$792.00
83033964 ST300C 0.0 μS/cm to 199.9 mS/cm 0.1 mg/l to 199.9 g/l (TDS) 0 °C to 100 °C 0.01 μS/cm;0.1 mg/L;0.1 °C $534.60
30092000 ST300C-B 0.0 μS/cm to 199.9 mS/cm 0.1 mg/l to 199.9 g/l (TDS) 0 °C to 100 °C 0.01 μS/cm;0.1 mg/L;0.1 °C $431.20
30219115 ST300C-G 0.0 μS/cm to 199.9 mS/cm 0.1 mg/l to 199.9 g/l (TDS) 0 °C to 100 °C 0.01 μS/cm;0.1 mg/L;0.1 °C $572.00
83033961 ST300 0.00 to 14.00 pH –1999 to 1999 mV 0 °C to 100 °C 0.01 pH 1 mV 0.1°C $467.50
30219114 ST300-G 0.00 to 14.00 pH –1999 to 1999 mV 0 °C to 100 °C 0.01 pH 1 mV 0.1°C $488.40
83033962 ST300-B 0.00 to 14.00 pH –1999 to 1999 mV 0 °C to 100 °C 0.01 pH 1 mV 0.1°C $353.10
30468964 ST400-B -1999 – 1999 mV;-2.00 – 16.00 pH;-5 °C – 110 °C 0.01 pH;1 mV;0.1 °C $524.70
30468965 ST400-F -1999 – 1999 mV;-2.00 – 16.00 pH;-5 °C – 110 °C 0.01 pH;1 mV;0.1 °C $610.50
30468966 ST400-G -1999 – 1999 mV;-2.00 – 16.00 pH;-5 °C – 110 °C 0.01 pH;1 mV;0.1 °C $643.50
30468990 ST400M-B -2.00 – 16.00 pH;-1999 – 1999 mV;00.0 μS/cm – 199.9 mS/cm;0.1 mg/L – 199.9 g/L (TDS);0-99.9 psu;0-20 MΩ•cm;-5 °C – 110 °C 0.01 pH;1 mV;0.1 μs/cm;0.01 mg/L;0.01 psu;0.01 Ω•cm;0.1 °C $814.00
30468991 ST400M-F -2.00 – 16.00 pH;-1999 – 1999 mV;00.0 μS/cm – 199.9 mS/cm;0.1 mg/L – 199.9 g/L (TDS);0-99.9 psu;0-20 MΩ•cm;-5 °C – 110 °C 0.01 pH;1 mV;0.1 μs/cm;0.01 mg/L;0.01 psu;0.01 Ω•cm;0.1 °C $1012.00
30468992 ST400M-G -2.00 – 16.00 pH;-1999 – 1999 mV;00.0 μS/cm – 199.9 mS/cm;0.1 mg/L – 199.9 g/L (TDS);0-99.9 psu;0-20 MΩ•cm;-5 °C – 110 °C 0.01 pH;1 mV;0.1 μs/cm;0.01 mg/L;0.01 psu;0.01 Ω•cm;0.1 °C $1045.00