Vials, Screw Top, Glass. Clear / Clear Insert, 300ul with Write-On Patch and fill lines, Wide Tip Fused Insert™, 9-425mm threads, 12x32mm outer dimensions. For use as an autosampler vial. RSA Brand. 100/PK.

Vial and Wide Tip Inserts are first hydrolytic, Class A, Type-33 Reduced Surface Activity Borosilicate Glass. Write-On Patch and fill lines are ceramic and will resist smearing or scratching when working with solvents.

Bottom depths and heights are designed and QC controlled for maximum recovery and needle safety. Wide Tip at the bottom of the insert prevent bubble formation when filling quickly or with automation. This product is manufactured in an ISO 9001:2015 Certified facility.

Low adsorbing and will not add Na to sample solutions or compounds that cause pH changes. Click HERE for more information about RSA autosampler vials.

This Fused Insert autosampler vial is often chosen because of consistency in the glass chemistry from batch to batch, vial to vial. Reduced surface activity is tested for each lot and certified. Excellent for low abundance analytes, pH sensitive analytes and for LCMS.