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Description: CONDUCTIVITY/TDS METERModel : YK-22CT* Conductivity : 2 mS, 20 mS, 2 ranges.* TDS : 2,000, 20,000 PPM, 2 ranges.* Temp. : 0 to 60.0 oC, oC/oF.* ATC, RS232, Hold, Record ( Max., Min. ).

Category: YK SERIES

Description: Model : YK-22CT * Conductivity : 2 mS, 20 mS, 2 ranges. * TDS : 2,000, 20,000 PPM, 2 ranges. * Temp. : 0 to 60.0 oC, oC/oF. * ATC, RS232, Hold, Record ( Max., Min. ).

Description: CONDUCTIVITY/TDS METER Model : YK-22CT * Conductivity : 2 mS, 20 mS, 2 ranges. * TDS : 2,000, 20,000 PPM, 2 ranges. * Temp. : 0 to 60.0 oC, oC/oF. * ATC, RS232, Hold, Record (Max., Min.).

Category: YK SERIES

Description: PH METER Model : YK-21PH * 0 to 14 pH x 0.01 pH. * Large LCD display, 21.5 mm digit height. * Accuracy : 0.1 pH (pH 4 to pH 10). * Data hold, professional case. * Economical cost.

Category: pH meters

Description: PH METER Model : YK-21PH * 0 to 14 pH x 0.01 pH. * Large LCD display, 21.5 mm digit height. * Accuracy : 0.1 pH (pH 4 to pH 10). * Data hold, professional case. * Economical cost.

Description: LIGHT PROBE Model : HD-200PLX * Plug in the HD-200PAM to be used as a professional Light meter. * Lux : 0 to 20,000 Lux, auto range. * Foot-candle : 0 to 2,000 Ft-cd, auto range. * Unit : Lux, Foot-candle (Ft-cd).

Description: Model : YK-200PLX * Plug in the YK-2001TM to be a professional Light Meter. * Lux : 2,000 - 50,000 Lux, 3 ranges. * Foot-candle : 200 - 5,000 Fc, 3 ranges. * Units : Lux, Foot-candle (Fc).

Description: DISSOLVED OXYGEN PROBE Model : YK-200PDO * Plug in the YK-2001PH to be a professional Dissolved Oxygen Meter.* Range : 0 - 20.0 mg/L, 0.1 mg/L. * With automatic temp. compensation. * Temperature : 0 to 50.0 oC, 0.1oC/0.1oF. * Probe head with diaphragm set and electrolyte are included.