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All Categories > Chromatography Vials > 12x32mm Standard Opening Screw Thread Vials, 8-425mm Neck Finish > Standard Opening Screw Thread Inserts  
 

Standard Opening Screw Thread Inserts


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401-530, 401-531, 4015BS-529

Glass Conical Inserts

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Inserts are available preassembled with a polymer bottom spring or patented Top Spring™. The polymer spring acts as a shock absorber that protects against breakage if the needle bottoms out. The conical design permits complete sample removal.  Limited volume inserts are available silanized or precleaned.
401CP-530, 401P-530, 401PBS-530

Conical Polypropylene Inserts

(4)
Inserts are available preassembled with a polymer bottom spring or patented Top Spring™. The polymer spring acts as a shock absorber that protects against breakage if the needle bottoms out. The conical design permits complete sample removal.  Limited volume inserts are available silanized or precleaned.
4025-531, 4025-5311U, 4025P-531

Flat Bottom Glass and Polypropylene Inserts

(5)
Flat Bottom Inserts are an economical alternative to the conical limited volume inserts. Designed for use in 2mL standard opening crimp top and screw thread vials. Available with ID ring, at the top of the insert, for easy open-end identification. Flat Bottom Inserts are available silanized or precleaned.
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