Features:

1) Tube storage temperature range: -38 ~ 90°c
2) Perfect seal between cap and tube
3) Accurate blood drawing volume
4) No hemolysis or protein adsorption
5) Blood clot between 3 minutes for clot activator tube
6) Material: Glass and PET
7) Color of caps: red, orange, yellow, gray, blue, green, purple,black
8) Tube normal specification: 1375mm, 1395mm, 13100mm, 16100mm
9) Blood drawing volume: 1~10ml
10) Package: foaming pallet and carton.
11) Max. Vacuum degree tolerance:±10%
12) Draw required volume and invert the tube for 6-8 times gently