Labware Products & Reviews

These No. 27 hollow glass PYREX® stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, which frees the user's hand and minimizes potential contamination. This PYREX® stopper is interchange…

These No. 32 hollow glass PYREX® stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, which frees the user's hand and minimizes potential contamination. This PYREX® stopper is interchange…

These No. 38 hollow glass PYREX® stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, which frees the user's hand and minimizes potential contamination. This PYREX® stopper is interchange…

These No. 8 hollow glass PYREX® stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, which frees the user's hand and minimizes potential contamination. This PYREX® stopper is interchangea…

These No. 9 hollow glass PYREX® stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing replacement costs. A barrel-shaped head means it is easy to clean and even easier to rotate in or out. Grooves in the sides help prevent slippage. The flat top allows the stopper to stand on its head, which frees the user's hand and minimizes potential contamination. This PYREX® stopper is interchangea…

(This is the suggested replacement for 7660-13)Pennyhead stoppers are generally used in flasks and separatory funnels."

(This is the suggested replacement for 7660-16)Pennyhead stoppers are generally used in flasks and separatory funnels."

(This is the suggested replacement for 7660-19)Pennyhead stoppers are generally used in flasks and separatory funnels."

(This is the suggested replacement for 7661-22)Pennyhead stoppers are generally used in flasks and separatory funnels."

(This is the suggested replacement for 7660-17)"