Evergreen 214-2099-L50 Polystyrene General Purpose Test Tube with Screw Caps, Round Bottom, 16 mm x 150 mm, Lavender (Pack of 1000)

Description

Polystyrene tubes provide clarity and are appropriate for use with mild acidic or alkali solutions, alcohols and salt. Polystyrene material contains fewer lubricants and additives than other materials. Six slanted ribs increase useful surface area.