• Product Quality – 12x75mm Test Tubes Pack of 100 Pcs made of high quality, heavy duty, Borosilicate glass test tube
• BEADED RIM- Chip & crack resistant, fire polished beaded rims
• Perfect size test tubes for lash wands and plant propagation, as well as bath salt
• EASY TO USE- Autoclavable for easy sterilization. Low temperature gradient- can withstand direct flame, high temperatures & thermal shocks
• GREAT FOR PROFESSIONAL LABORATORIES, CLASSROOMS & HOUSEHOLD- Superior chemical durability and heat tolerance. Designed for use in professional laboratories equipment, including centrifuges, spectrophotometers, and pipettes, but is an ideal choice for science classrooms and household use. Great for organization and storage of spices & craft supplies