DWK Culture Tubes 20 ml Pyrex 16x160 mm Screw Cap Thread 15 mm Pack of 40

The DWK Culture Tubes are designed for precise laboratory applications. Manufactured from high-quality Pyrex borosilicate glass, these tubes offer exceptional resistance to thermal shock and chemical corrosion. Each tube measures 16 mm in diameter and 160 mm in height, with a nominal capacity of 20 ml. The GL 15 thread ensures compatibility with the included phenolic screw cap, which features an inert PTFE-lined rubber disc, providing a secure and leak-proof closure. The cap can withstand repeated dry heat and steam sterilization cycles (121°C for 2 hours).

Key Features:

• Brand: DWK
• Material: Pyrex borosilicate glass for superior durability and resistance
• Dimensions: 16 mm diameter x 160 mm height
• Capacity: 20 ml
• Thread: GL 15
• Cap: Phenolic screw cap with inert PTFE-lined rubber disc
• Cap Resistance: Withstands repeated dry heat and steam sterilization cycles (121°C for 2 hours)
• Packaging: Pack of 40 tubes

Ideal for culture work, these tubes are manufactured from Pyrex borosilicate glass, offering high resistance to attack from water and reducing leaching of contaminants that can cause pH changes.