McKesson Glass Culture Tubes - Borosilicate Glass Test Tubes, Chemical Resistant Fire-Polished Rims, 5 mL Volume, 12 x 75 mm, 1000 Count

McKesson premium glass culture tubes are chemically inert tubes, made from borosilicate glass to reduce pH changes and contaminants that are potentially leached from tubes made from soda lime glass. They are specially packaged in heavy-duty boxes and are shrink-wrapped in plastic film to help prevent breakage during shipment. The plastic film protection also keeps the tubes particle-free.

• Premium-quality, clear glass tubes provide excellent durability and are chemical resistant
• Made from borosilicate glass to reduce pH changes and contaminants that might be leached from tubes made from soda lime glass
• Round bottoms and fire-polished rim tubes can be used for tissue culture and blood banks
• Plain glass tube measures 12 mm x 75 mm and can hold up to 5 mL in volume
• Non-sterile clear tubes come shrink-wrapped in plastic film to keep them particle free