Features: 
Made of high-quality polystyrene (PP), suitable for microbiological experiments, bacterial experiments, and cell culture experiments.

After special treatment, the surface of the ring (needle) body has hydrophilicity.

The needle rod is slender and soft, and can be bent, making it suitable for narrow or special containers.

Gamma ray sterilization or EO sterilization, each batch of products is entrusted to a third-party testing agency for sterility testing.

Packaging features:
It is packaged in easy to tear paper plastic bags, making it convenient and easy to use.

The vaccination ring has a single independent packaging and 10 packaging options.

Adopting high-strength compression resistant outer packaging paper boxes to ensure product safety.