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Magnesium - 1350 ppm
it will stop the ATO pump and an alarm will sound
With a new LED cluster
damsels and butterflies
If swallowed
Calibration Kit - Neptune Systems kessil Magnesium - 1350 ppmCalibration Kit The Neptune Systems Probe Calibration Kit includes everything you need to calibrate your pH probe and salinity probe for reef tank conditions. The single use packets make calibration procedures easy and only requires clean water to rinse the probe between calibrations. Neptune Systems uses only quality ingredients when producing their calibration solutions ensuring accuracy. Includes: Calibration 7 & 10 and Salinity Calibration Solution