Conductivity Solution 80000 µS/cm for Calibration., 500 ml
Conductivity Solution 111800 µS/cm for Calibration, 500 ml
All Product
Standard-TDS Calibration Solution 12,41 g/L (ppt), 500 ml
EC/TDS Meter
Conductivity Solution 5000 µS/cm for Calibration., 500 ml
HI7041S electrolyte solution for polarographic probes
This product has multiple variants. The options may be chosen on the product pageEC/TDS Solution
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EC/TDS Solution
Standard-TDS Calibration Solution1500 ppm, 500 ml
virtually always fresh & no contamination risk
Calibration Standard HI 721 Checker HC ®
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สารละลายมาตรฐานความขุ่น 20 NTU
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HI7036L - 12.41 g/L (ppt) TDS @25°C - 500ml