Vial & Cap Kit includes 100 EA 300ul, Fused Insert, Snap Top, Clear RSA™ Autosampler Vials with Write on Patch and fill lines and 100 EA matching Snap Caps with Clear AQR Silicone Rubber / Clear PTFE Pre-Slit, ultra-pure Septa, fitted in the Light Blue Caps. RSA Brand Easy Purchase Pack. 1 PK.
Additional Info:
Advantages of the 300 µL Fused‑Insert RSA™ Vial
The integrated fused insert geometry precisely positions small sample volumes at the needle entry point while maintaining exceptional surface inertness. Key benefits include:
Maximum recovery from very low sample volumes
Highly consistent injection depth and reproducibility
Elimination of loose or tilted inserts
Reduced adsorption of sensitive or low‑abundance analytes
Predictable, stable autosampler performance
These characteristics make fused‑insert RSA™ vials a deliberate choice for workflows where sample conservation and data quality take precedence over consumable cost.
Snap‑Top Caps with Ultra‑Pure Pre‑Slit AQR Septa
The included light‑blue snap‑top caps are fitted with clear AQR (Advanced Quality Rubber) silicone rubber / clear PTFE ultra‑pure pre‑slit septa. This septum configuration combines extremely low extractables with controlled, low‑force needle entry.
The pre‑slit design offers:
Clean, repeatable needle penetration
Reduced septum coring and needle stress
Improved injection consistency for delicate needles
Ultra‑low background interference
The snap‑on cap design seals with a simple downward press, supporting rapid vial preparation, efficient autosampler loading, and consistent cap placement without torque variability. As with all snap‑top systems, sealing performance favors speed and convenience over long‑term vapor containment.
When to Choose Fused‑Insert Snap‑Top RSA™ Vials with Pre‑Slit Septa
This kit is optimized for laboratories requiring ultra‑low‑volume performance with gentle needle entry and premium surface chemistry.
Recommended for:
Trace‑level HPLC analysis
Adsorption‑sensitive or low‑abundance analytes
Very limited or precious samples
Method development and confirmation work
Applications benefiting from pre‑slit, ultra‑pure septa
Not recommended for:
Volatile analytes
Long unattended autosampler sequences
Applications requiring maximum seal integrity
For volatile compounds or extended dwell times, RSA™ screw‑top fused‑insert systems are recommended.
RSA™ Easy Purchase Pack Convenience
RSA™ Easy Purchase Packs pair precisely matched vials and caps to simplify ordering, inventory management, and daily laboratory operation. Reclosable packaging keeps high‑value components clean, organized, and protected, reducing handling errors and setup time.
This format supports laboratories performing frequent, high‑sensitivity analyses where consistency and cleanliness are non‑negotiable.
Kit Contents
100 × 300 µL Clear RSA™ Snap‑Top Autosampler Vials with Fused Inserts
Permanently fused low‑volume glass insert
Reduced Surface Activity glass
Write‑on patch
Fill lines
Vials: Cat. No. 9532C‑0CV‑RS
100 × Snap‑Top Caps with Ultra‑Pure Pre‑Slit AQR Septa
Light‑blue polypropylene caps
Clear AQR silicone rubber / clear PTFE pre‑slit septa
Caps: Cat. No. 9509C‑30CB
Supplied as 1 RSA™ Easy Purchase Pack
Typical Applications
Ultra‑low‑volume HPLC analysis
Trace‑level and adsorption‑sensitive compounds
Limited‑quantity or high‑value samples
Method development and validation
High‑purity analytical workflows requiring pre‑slit septa