Familiar, easy-to-use controls are used like human serum specimens Each level is packaged in separate kits, 12 x 2mL, and offers convenience and quantity Long 24-month shelf life eliminates waste Refractrol’s room temperature storage and small vial packaging are ideal for the laboratory, point-of-care and other alternate sites    Part # / MSDS Product Description / Directional Inserts Package Size    84652    84653    84654 KOVA Refractrol SP, low level KOVA Refractrol SP, normal level KOVA Refractrol SP, high level 12 x 2mL 12 x 2mL 12 x 2mL           Request product information