15ml Centrifuge Tubes with Lid, Sterile Lab Tubes,Conical Tubes, Non pyrogenic, DNase/RNase Free, Enzyme Graduated Marks, Leakage proof Screw Cap, 50PCS

PREMIUM QUALITY LAB TUBES: Made of high purity pp material, acid and corrosion resistance. The screw caps is leakage-proof for storing experiment samples. STERILIZED CENTRIFUGE TUBES: These Conical centrifuge tubes- Centrifuge tube is sterilized, non- pyrogenic, DNase/RNase free for science experiments. AUTOCLAVABLE AND FREEZABLE: This plastic test tubes are autoclavable at 249.8℉/121℃ and freezable to -176℉/-80℃. EASY FOR READING AND IDENTIFICATION: The clear, black graduation marks with ±2% accurate rate and 1ml increments is designed for easy reading and the large white blank area is convenient for labeling and distinguish from. WIDE APPLICATIONS: These centrifuge tubes are widely used in biochemistry and molecular biology，pharmacy and chemistry laboratory, clinical diagnosis experiments, food science and etc.