HI70032P – 1382 mg/l (ppm) TDS@25°C – 25x20ml

TDS (total dissolved substances) solution 1382 mg / L (ppm) for calibration with certificate of analysis. Individual portions - convenient & always fresh & no contamination risk.

Standard-TDS Calibration Solution 12,41 g/L (ppt), 500 ml

Standard-Leitfähigkeitslösung 1413 µS/cm mit Analysenzertifikat. Einzelportionen - praktisch & immer frisch & keine Kontaminations-Gefahr.

Conductivity Solution 1413 µS/cm for Calibration, 500 ml