I was having troubles with the batteries always going dead in my digi thermometer so I bought a little glass thermometer and hydrometer built together. It was about $9, I wonder how accurate it really is.
I was having troubles with the batteries always going dead in my digi thermometer so I bought a little glass thermometer and hydrometer built together. It was about $9, I wonder how accurate it really is.
BANNED!
I'm going to look for some of that pin point salinity calabration solution and find out how far off my refractometer is. I hope it's not that bad.
40 Gallon Breeder on Steroids!!!
Where You'll Find An Acan, Dendro, and Orange Ricordea Garden In Bloom.
Well my swing arm read 1.0235 and my refract reads 1.025. When I read with RO/DI water and it reads 0. Not sure which one is correct or what else I can use to calibrate the refract?
Is Reef Madness Catchy???