Clinical Refractometer with ATC The Soil Makers it's ideal for use in

it's ideal for use in greenhouses

Higher strength solutions are best suited for fast growing annuals

managing your lighting without the need for manual input

organic wheat bran

The fans are very tough and will easily handle even the harshest grow room environments

Clinical Refractometer with ATC The Soil Makers it's ideal for use inThis Clinical Refractometer is designed for clinical usage and for both Veterinary and Human diagnostics, providing a quick and accurate indication of vital fluid levels. Its triple scale reads Urine Specific Gravity, Total Serum Protein and Refractive Index. The refractometer also features Automatic Temperature Compensation (ATC). This is a quality optical instrument that includes a soft carrying case, bulb filler, screwdriver and instructions. Soft