Karter Scientific® is a registered trademark in United States of America. To maintain quality control, authorized permission is required in the resale of our products. They are made of borosilicate glass to reduce pH changes and contaminants potentially leached from soda-lime glass.

• Test Tubes are made of 3.3 Borosilicate Glass
• 6-inches Long, 5/8 Inch Wide, 3/4 oz Volume
• 16x150mm and 23ml Volume
• 25 Place Cardboard Rack
• High Quality Cork

Test Tubes are made of 3.3 Borosilicate GlassKarter Scientific