Laboratory brushes Test tube, L 9 in., brush diam. × L 3/4 in. × 3 1/4 in. | Sigma-Aldrich
Brushes - General Lab Supplies - Laboratory
Amazon.com: ULAB Scientific Lab Cleaning Brush Set, 7 Sizes for Different use, one Beaker Brush, one Buret Brush, one Cylinder Brush, Four Tube Brushes, UCB1001 : Industrial & Scientific
FOAM TIPPED SHORT LABORATORY GLASSWARE WASHING BRUSH | Brushtech Brushes Inc. - America's #1 Source for all Specialty and Hard-To-Find Brushes - Buy Direct and Save! | Brushtechbrushes
Flask Volumetric Brush; 1000 ml, Price for 12, PF-3653 - Cleanroom World
Nylon Test Tube Brush | VWR
BRUSH TEST TUBE 3x.5 8in. Wire - Lab Pro Inc
Test tube brush - Wikipedia
Water Line Tube Cleaning Brushes
COOPER TOOLS, 16 in Brush Lg, 16 in Overall Lg, Flask Bottle Brush - 5EET1|06188 - Grainger