For use with temperature compensated and non-compensated refractometers Recovery of the assigned values provides assurance of measurements of plasma or serum protein concentration Each level of Refractrol is separately packaged in easy-to-use 2mL vials Storage: Store at room temperature (18 - 30°C). Do not refrigerate or freeze
Crystals or debris may be observed in the stain, this is not uncommon for Sternheimer-Malbin stain. These artifacts may be safely removed by filtration. Stable per the expiration date on the label.