US$ 58.74
and lab-grade ±1% accuracy make it a practical everyday instrument for groundwater sampling
3 AA batteries
LAQUAtwin Na-11 sodium meter instruction manual (PDF)
extension work and teaching laboratories
Full range alarms with bright red flashing LEDs
Horiba OCMA-550 Oil Content Analyzer well completion and lab-grade ±1% accuracy makeThe HORIBA OCMA 550 is a benchtop oil content analyzer for samples that have already been extracted. You inject the extracted sample into the supplied cell, set the cell into the instrument, and read the oil concentration directly. It replaces the earlier OCMA 350. Because extraction happens outside the instrument, the OCMA 550 handles sample types an automatic in line analyzer cannot: oil residue rinsed off machined components, oil adhering to soil
US$ 58.74
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