Bluelab pH Probe drying-racks these lenses are decentered (asymmetrical)

these lenses are decentered (asymmetrical) to eliminate distortion that would otherwise occur with a curved lens

collecting oils as it passes over the material

Vermi T Bio-Cartridge Retail Kits are designed for a retail store to have a convenient way to offer freshly extracted microbe-rich solution to their customers

1 in inlet and outlet

Bluelab pH Probe drying-racks these lenses are decentered (asymmetrical)A replacement probe for Bluelab Combo and pH Meters, and Guardian Monitors. The Bluelab pH Probe is a replacement pH probe (electrode) suitable for use with Bluelab products that test the pH value of a solution. Unfortunately pH Probes do not last forever as they age through normal use and will eventually fail. With good care and use (keeping the probe tip wet and cleaning once a month) you will extend its life. The Bluelab pH Probe has a double