NKSSC-13-H-C-W 13 mm White Closed-Top PP Screw Cap With 1.5 mm Natural PTFE/Silicone Septa (CAT#: STEM-AL-0105-ZJF)

This product is a 13 mm white polypropylene screw cap for sample storage vials. It is configured as a closed-top screw closure for long-term storage applications. The cap includes natural PTFE/natural silicone septa with 1.5 mm thickness. The closed-top format helps maintain vial sealing during storage and handling. The polypropylene cap body provides a practical closure structure for compatible 13-425 vial formats. The PTFE/silicone septa provide a sealing interface for sample containment. The cap is compatible with common HPLC and GC autosampler platforms when used with suitable vials. This model is suitable for sample storage workflows requiring a white closed-top cap with natural PTFE/silicone septa.

Closure Type: Closed-top screw closure
Nominal Diameter: N 13
Cap Size: 13 mm
Cap Color: White
Cap Material: Polypropylene (PP)
Septa Material: Natural PTFE/natural silicone
Septa Thickness: 1.5 mm
Autosampler Compatibility: Agilent, CTC, Dionex, Knauer, PerkinElmer HPLC, Shimadzu, Thermo Scientific, Varian, VWR, and Waters
Recommended Application: Sample storage

Closed-top design for storage
Polypropylene cap construction
Natural PTFE/silicone septa configuration
Supports secure vial sealing
Suitable for long-term sample storage
Compatible with 13-425 vial workflows
Supports sample containment
Suitable for chromatography sample storage