High Recovery Vials Clear Limited Volume Snap Ring Vials Vial with Blue Screw Cap, Conical Well for Maximum Retrieval,6pcs

Material: Made of clear high quality borosilicate glass.

Unique Design: The design of the conical bottom allows analytes to be picked up by the needle even in very small amounts.

Easy to Use: High recovery vials are great for manual and automated compound or biological sample applications.The thread vials fit for most brands of automatic samplers.

Good Sealing: The glass top vial cap with red PTFE&white septa provide an evaporation-proof seal.

Widely Use: Pharmaceutical, Biotech, Diagnostic, Scientific experiment, Compounding applications. Store volatile solvents, corrosive chemicals, and sensitive components.

Crimp vial choices include 0.3ml 2ml and 4ml formats in a variety of volumes.

The red PTFE&white silicone septa thin thicknesses are more suitable for puncture, if large blunt needles are encountered a pre-cut type spacer is required, but is not suitable for repeat feeds otherwise there is a risk of falling out of the bottle.