TDS (total dissolved solids) Solution 800 mg / / L (ppm) for calibration. Individual portions – and virtually always fresh & no contamination risk.
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All Product
Standard-TDS Calibration Solution 1382 ppm, 500 ml
All Product
virtually always fresh & no contamination risk.
All Product
Conductivity Solution 80000 µS/cm for Calibration., 500 ml
All Product
virtually always fresh & no contamination risk
EC Indicator up 9.99 mS/cm with electrode
All Product
virtually always fresh & no contamination risk.
TDS (total dissolved substances) solution 1382 mg / L (ppm) for calibration with certificate of analysis. Individual portions - convenient & always fresh & no contamination risk.
All Product
Standard-TDS Calibration Solution 12,41 g/L (ppt), 500 ml
081-855-1842
02-541-4199
HI98130 COMBO Tester for pH/EC/TDS/C° up to 20 mS, waterproof 
