DWK Life Sciences Crimp Cap, ND11 Application Premium crimp closures designed for secure sealing of vials in autosamplers, chromatography workflows, and long-term sample storage. Ideal for GC, HPLC, and volatile compound analysis requiring leak-proof integrity. Product Details Product Code: 16606872 Brand: DWK Life Sciences 225683 Type: Crimp closure with liner (material unspecified in listing) Cap Size: ND11 (compatible with standard autosampler vials) Seal Integrity: Optimized for minimal sample evaporation and contamination Packaging: Zip-lock PE bags with tear-off foil for tamper evidence and resealability Key Features Precision sealing: Maintains sample integrity during high-temperature or pressure-sensitive workflows Tool-dependent performance: Requires properly calibrated crimping tools for optimal seal tightness Recloseable storage: Protects unused caps from dust and moisture Safety and Handling Regularly inspect crimped seals for leaks. Store unopened bags in a dry, contaminant-free environment. Follow manufacturer guidelines for crimper calibration to avoid under-/over-tightening.