Suitable for the sealing of various sterile powder injection of antibiotics powder products (such as cephalosporin, penicillin, etc.) together with vials.
Size and color: Grey and red are the popular colors. Other different colors according to the Pantone International Color Cards are also available.
Main material: Rubber from Exxon Mobil
Our factory has our own technical&engineers teams, can manufacture rubber stoppers according to customer's sample/ drawings.