100PK Test Tubes, 5mL, 12x75mm - Rimless - Marking Spot - Light Wall, 1mm Thick - Borosilicate 3.3 Glass

INDUSTRIAL QUALITY || 5ml Test Tubes made of high quality, heavy duty, Borosilicate 3.3 glass. Each tube features white, printed specifications THIN WALL || Uniform wall thickness of 1mm provides excellent thermal shock resistance RIMLESS || Flat, fire polished rims make these tubes ideal for culture testing THERMAL SHOCK RESISTANT || 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, but is an ideal choice for science classrooms and household use. Great for organization and storage of spices & craft supplies Set of 100 rimless test tubes made of high quality Borosilicate 3.3 Glass. 5ml capacity. White printed specifications. Tubes feature fire polished, flat edges with uniform, 1mm walls.Each tube measures 3" (75mm) tall, with an outer diame