CUSTOM ITEM: Caps, Crimp Top, with 1.0mm thick, Red-Orange Natural Rubber / Transparent TEF Septa, fitted in aluminum, Silver Caps with a 4mm center hole. For use with 8mm Crimp Top autosampler vials. MICROSOLV Brand. 100/PK. BULK PRICING.
Additional Info:
The 9508C-40T-S MICROSOLV Crimp Caps are a made‑to‑order configuration designed for 8 mm crimp‑top autosampler vials, featuring a 4 mm center hole for consistent autosampler needle access while maintaining a secure, leak‑resistant crimp seal.
These caps utilize a 1.0 mm thick red‑orange natural rubber / transparent PTFE septum, providing excellent resealing characteristics and durability, making them a popular choice for routine GC and HPLC workflows.
✅ Recommended for validated methods requiring this specific septa configuration
✅ For ordering details and availability:
Crimp Caps with Natural Rubber/PTFE Septa and 4 mm Center Hole
4 mm Center Hole – Optimized Autosampler Access
Open center design allows:
Smooth needle penetration
Reduced septa stress
Improves:
Injection consistency
Autosampler efficiency
✅ Ideal for automated GC and HPLC systems
Natural Rubber/PTFE Septa – Strong Resealing Performance
Red‑orange natural rubber / transparent PTFE construction
1.0 mm thickness
Provides:
Excellent resealing after repeated injections
Strong mechanical durability
✅ Ideal for multi‑injection workflows
Popular Configuration for 8 mm Vials
One of the most widely used cap configurations for 8 mm crimp top vials
Balanced performance:
Easy penetration
Reliable resealing
✅ Suitable for routine analytical applications
Crimp Top Design – Secure Seal Integrity
8 mm aluminum crimp cap
Provides:
Airtight seal
Reduced evaporation
Reliable sample containment
✅ Suitable for volatile and non‑volatile samples
Designed for 8 mm Crimp Top Vials
Compatible with:
8 mm serum finish autosampler vials
Ensures:
Proper fit
Consistent sealing
✅ Supports reproducible chromatography results
Durable Aluminum Construction
Silver aluminum caps
Ensures:
Uniform crimping
Strong mechanical seal
Consistent performance
✅ Ideal for routine and high‑throughput laboratories
Typical Applications
GC autosampler workflows
HPLC autosampler analysis
LC‑MS sample preparation
Routine QC and analytical testing
Pharmaceutical and environmental labs
Important Usage Notes
Requires 8 mm crimping tool for proper installation
Confirm specifications prior to ordering
Natural rubber/PTFE septa offer:
Strong resealing
Good overall durability
Made‑to‑Order & Pricing Information
This is a custom, made‑to‑order item.