H-B DURAC Salt Brine Shatterproof Plastic Hydrometer; 10/100 Percent by SaturationMade from optical quality polycarbonate material, these plain form hydrometers are perfect for field work where breakage could be a concern. Used for measuring sodium chloride saturation of salt brines in industries in..
H-B DURAC Salt Brine Shatterproof Plastic Hydrometer; 4/26.4 Percent by WeightMade from optical quality polycarbonate material, these plain form hydrometers are perfect for field work where breakage could be a concern. Used for measuring sodium chloride saturation of salt brines in industries includ..