Wheaton Liquid Scintillation Vials Standards Ampules 7mL For sealed standards used in calibrating liquid scintillation spectrometers. Wheaton 180 low-potassium glass (meets ASTM Type I Class A and USP Type I standards) for consistent and low background counts. Glass Scintillation Vials. (25 per CS )
Wheaton Liquid Scintillation Vials Standards Ampules 7mL For sealed standards used in calibrating liquid scintillation spectrometers. Wheaton 180 low-potassium glass (meets ASTM Type I Class A and USP Type I standards) for consistent and low background counts. Glass Scintillation Vials.