RUBBER STOPPER NO 11 multiparameter it ensures durability and clarity

it ensures durability and clarity for precise observation

Its consistent diameter ensures uniform performance in winding

It accurately demonstrates the human circulatory system's structure and function

The Hach Pocket Pro and Pocket Pro+ Testers are compact

and safety protocols required for oxygen gas production

RUBBER STOPPER NO 11 multiparameter it ensures durability and clarityRubber Stopper No. 11 is designed for secure sealing of laboratory glassware, ensuring airtight containment during experiments. Made from durable, chemical resistant rubber, it provides a reliable fit for tubes and flasks, preventing contamination and spillage. Ideal for various laboratory applications, this stopper maintains integrity under standard lab conditions, supporting precise and safe experimental procedures.