Caps, Crimp Top, with Red Rubber / PTFE Pre-Slit Septa, fitted in aluminum, Sliver Caps. For use with 11mm Crimp or Snap Top, 12x32mm autosampler vials. BASIK Brand. 100/PK.
Additional Info:
The 9502C-43T-S BASIK Crimp Caps are a cost‑effective solution for chromatographic applications requiring easy needle penetration and consistent sealing, featuring pre‑slit red rubber/PTFE septa.
Constructed with silver aluminum crimp caps, these closures are compatible with 11 mm crimp‑top and snap‑top, 12 × 32 mm autosampler vials, making them suitable for HPLC, GC, and specialized workflows such as Solid Phase Micro‑Extraction (SPME).
Pre‑Slit Red Rubber/PTFE Septa – Easy Injection
Red rubber / PTFE septa
Pre‑slit for reduced needle resistance
Minimizes:
Needle force
Septa coring
Particle generation
✅ Ensures smooth and repeatable injections
Optimized for SPME & Specialty Applications
Commonly used in:
Solid Phase Micro‑Extraction (SPME) methods
Applications using 2 mL autosampler vials
Supports:
Consistent fiber insertion
Reduced septa damage
✅ Ideal for specialized analytical techniques
Reliable Resealing Performance
Red rubber core provides:
Good resealing after injection
Effective containment of samples
✅ Suitable for multi‑injection workflows
Crimp Top Design – Secure Sealing
11 mm aluminum crimp cap
Provides:
Airtight seal
Reduced evaporation
Reliable sample containment
✅ Suitable for volatile and non‑volatile samples
Compatible with Standard Autosampler Vials
Fits:
11 mm crimp‑top vials
11 mm snap‑top vials (with proper tools)
Designed for 12 × 32 mm autosampler vials
✅ Ensures broad compatibility across instruments
Economical BASIK Brand Option
Cost‑effective design for:
Routine and specialized workflows
High‑volume laboratories
✅ Delivers reliable performance at an economical price point
Typical Applications
Solid Phase Micro‑Extraction (SPME)
GC and HPLC autosampler workflows
Routine analytical testing
Environmental and pharmaceutical analysis
Important Usage Notes
Requires crimping tool for proper sealing
Pre‑slit septa:
Reduce injection force
May slightly reduce reseal strength compared to non‑slit septa
Ideal when:
Frequent injections or specialized probe insertions are required