StirBars.com — professional laboratory equipment: magnetic stir bars, PTFE stir bars, and lab consumables for research institutions, universities, and scientific professionals. $25 minimum order. Ships from the United States.

COLORED OCTAHEDRAL - blue

NOTE: Select size below. OCTAHEDRAL shape provides increased turbulence. The added pivot ring enables the stir bar to adopt the optimum position for a smoother stirring action with reduced friction. Can be used in vessels with a curved or uneven base. Virgin grade PTFE conforming to FDA and USP Class VI. Alnico V magnetic core. Colored PTFE coatings are not as inert as pure PTFE. 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.

Category: Stir Bars

Available Sizes, Pack Quantities, and Prices

Item #SizePack QuantityPrice (USD)
SBM-1508-COBLength 15 mm (5/8 in.) Diameter 8 mm (5/16 in.)10-pack$36.00 USD
SBM-5108-COBLength 51 mm (2 in.) Diameter 8 mm (5/16 in.)10-pack$62.00 USD
SBM1508-5-COBLength 15 mm (5/8 in.) Diameter 8 mm (5/16 in.)5-pack$23.00 USD
SBM-2508-COBLength 25 mm (1 in.) Diameter 8 mm (5/16 in.)10-pack$40.00 USD
SBM-7513-COBLength 75 mm (3 in.) Diameter 13 mm (1/2 in.)1 - single$12.00 USD
SBM-1308-COBLength 13 mm (1/2 in.) Diameter 8 mm (5/16 in.)10-pack$28.00 USD
SBM5108-5-COBLength 51 mm (2 in.) Diameter 8 mm (5/16 in.)5-pack$40.00 USD
SBM-3808-COBLength 38 mm (1 1/2 in.) Diameter 8 mm (5/16 in.)10-pack$54.00 USD
SBM2208-5-COBLength 22 mm (7/8 in.) Diameter 8 mm (5/16 in.)5-pack$29.00 USD
SBM2508-5-COBLength 25 mm (1 in.) Diameter 8 mm (5/16 in.)5-pack$26.00 USD
SBM-2208-COBLength 22 mm (7/8 in.) Diameter 8 mm (5/16 in.)10-pack$44.00 USD
SBM3808-5-COBLength 38 mm (1 1/2 in.) Diameter 8 mm (5/16 in.)5-pack$35.00 USD
SBM1308-5-COBLength 13 mm (1/2 in.) Diameter 8 mm (5/16 in.)5-pack$18.00 USD

Order online at https://stirbars.com/product/SBM2508-5-COB/colored-octahedral-blue. $25 minimum order. Guest checkout available — no account required.