#refractometer

BRS Calcium Chloride - 4 jars - $10 - never opened $10 - Handheld Refractometer $5 - Hanna HI713-25 Phosphate LR Reagent (Lot 0524 EXP 03/2027) ($20 for all) Remnants from making BRS Reef Chili Frozen Food (has been stored in a cardboard box in my fish room) $10 - Amino Omega 60ml remaining...

The HI96822 is a rugged, portable digital refractometer designed for the measurement of salinity of natural or artificial seawater. The HI96822 displays results in three popular measurement units: Practical Salinity Units (PSU), salinity in parts per thousands (ppt) and specific gravity (S.G...