Narrow Mouth screw vials (NM)

Features of the Narrow-Mouth screw neck

Narrow-Mouth screw vials have an 8-425 screw thread. The first number defines the outer diameter of the screw thread (8 mm). The second number defines a typical screw cap type with a relatively short screw thread.

Features of our Narrow-Mouth screw vials

• made from borosilicate glass, 1. hydrolytical class
• neck opening Ø 5 mm (+/- 0.2)

Narrow-Mouth screw caps are available with:

• non-pigmented ms-Pure silicone/PTFE septum
• red/white silicone/PTFE septum

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