Salt test for multiple hygrometers?

[Volusianator]

Originally Posted by MajorCaptSilly

I have 6 hygrometers with wide-varying readings. I'm doing the salt test with all of them in a sealed tupperware container and large ziplock bag. I used a shot glass with the distilled water/salt mixture. The shot glass is only 1/4 full. My question is will this be good enough to get an accurate reading on all 6 hygrometers or should I do 1 at a time?

Thanks,

MCS

Actually that's the best way to go as you have a constant of the shot glass/salt where if you did them individually, the mixture could be different. This way you what the actual readings are compared to each other.