Polystyrene, sterile
 
Color coding, easy product identification
Hexagonal ring shaft, easy to grasp, helps to position, dilute and scribe
Gamma ray sterilization
 
The inoculation ring is packed in a small bag, which can be repeatedly sealed and is convenient to take at any time. Then re-seal to maintain product integrity. The inoculation ring and needle are placed upside down in the bag to reduce pollution. Easily select the packaging bracket with one hand, and hold the culture plate or tube with the other hand.