Test Tube Brush

Est Tube Brush Or Spout Brush Is A Brush Used For Cleaning Test Tubes And Narrow Mouth Laboratory Glassware,[1] Such As Graduated Cylinders, Burettes, And Erlenmeyer Flasks. It Is Composed Of Nylon, Synthetic, Or Animal Fur Bristles Of Various Diameters Lined Against A Rather Sturdy Wire Handle With A Looped End For Hanging. The Wire Can Be Made From A Wide Range Of Metals, Such As Aluminium, Bronze, Beryllium, Copper, And Brass.[2] Fda Grade Brushes Are Designed To Be Resistant To Acid And Other Corrosive Chemicals, Including Aromatic And Aliphatic Hydrocarbons, Ketones, Ethyl Acetate Esters, And Trichloroethylene