Vials - Scintillation clear with cap., 20ml, 28*60mm

• Glass that meets ASTM Type-1, class-A and USP Type-1 standards
• Designed for laboratory scintillation counting process
• Vials and caps pre-assembled to reduce possible contamination
• Coefficient of linear expansion clear glass 51 x 10-7/oC & amber glass
54 x 10-7/oC.
• Trays are shrink wrapped to preserve cleanliness