HYDROMETERS?
got A COUPLE GIFT CARDS FOR AMAZON,and want to purchase a hydrometer. I found three that looked good but don't know what all to look for and keep the price down. otc 4619 professional battery Hydro...
Forum Discussion
Hi,
You might also consider a refractometer. Caution is needed anytime you are working with acid.
You might also consider a refractometer. Caution is needed anytime you are working with acid.
