2-Prong Vinyl-Coated Burette/Flask/Beaker Clamp with Swivel Boss Head, 4.25" Max Glassware_Glass Burettes Two Alnico cylindrical magnets each

Two Alnico cylindrical magnets each 4 inches long and 3/8 inch in diameter

supplying replacements when the originals lose loft or split during repeated charging cycles

Beech wood test tube rack accommodates 13 tubes up to 25mm diameter in a 10

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and connecting leads in one teaching package

2-Prong Vinyl-Coated Burette/Flask/Beaker Clamp with Swivel Boss Head, 4.25" Max Glassware_Glass Burettes Two Alnico cylindrical magnets eachSecures burettes, flasks, and beakers up to 4. 25 inches on a swivel boss head fitting 18mm rods, with screw adjustment tuning pressure to avoid cracking thin wall glass.