Test Tubes

Caplugs Evergreen Test Tubes are ideal for a variety of general laboratory applications, and we offer more sizes than any other manufacturer

• Tubes are bulk packed, non-sterile, without caps
• Polystyrene tubes provide clarity and are appropriate for use with mild acidic (except oxidizing acids) or alkali solutions, alcohols (except higher alcohols) and salt
• Polystyrene Tubes withstand up to 8,200 x g
• Polypropylene tubes are more chemically resistant and are appropriate for use with organic solvents and stronger acids (except oxidizing acids), alkalis, alcohols, chlorinated & aromatic hydrocarbons (except xylene) and ketones
• Polypropylene Tubes withstand up to 10,000 x g
• 12 × 75 mm tubes are available with internal ribs for use in antibody coating and/or protein adsorptions, with the six slanted ribs increasing useful surface area 
• Caps to fit are sold separately