Kimble® KIMAX® Medium Length Standard Taper Glass Stopper - Each

KIMAX® pennyhead stoppers are used with laboratory glassware such as flasks, mixing cylinders and separatory funnels.

• Standard Taper size 13 stopper is solid, stopper size 38 is hollow
• Designed from ASTM Specification E675
• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
Image(s) are representative of the product group and not necessarily the individual product.

Standard Taper Stopper Size: 38
Diameter at Large End of Ground Zone (mm): 38
Height Above Standard Taper Grind (mm): 39
Length of Ground Zone (mm): 30