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You are requesting information on PTFE Stir Bar Box Set

Box set includes an assortment of useful sizes of Turbo Elliptical Stir Bars. 

Supplied with or without an optional re-useable container.

Turbo stir bars use stronger Rare Earth magnets and are identified by an inert carbon black spot.

• Virgin grade PTFE conforming to FDA and USP Class VI.
• Rare Earth (Samarium-Cobalt) magnetic core.
• Chemical Resistance is virtually total.
• Temperature Range, -200°C to 260°C (-328°F to 500°F).
• Shelf life is considered indefinite within the confines of normal use and storage conditions.
• Autoclavable.