Syringa Lab Supplies

25 clear centrifuge tubes with green SeptaSecure silicone septa caps standing upright in a tray.

TUBES WITH SEPTA CAPS

SeptaSecure blue silicone septa caps in a group of six.

SEPTA CAPS ONLY

Stack of three white PTFE magnetic stir bars for laboratory mixing.

MAGNETIC STIR BARS

Lumetallix lead detection components: reagent spray bottle, dropper bottle, and 365nm UV LeadLight with battery, standing in a horizontal row.

LEAD TEST KITS

BY SYRINGA LAB SUPPLIES

Centrifuge Tubes with Septa Caps

Septum Caps Only

Packaging Change Notice icon showing a hand holding a box with an exclamation point symbol.

Packaging Change Notice

SeptaSecure Pricing Icon featuring two price tags with dollar signs and circling arrows indicating a price update.

2026 SeptaSecure Pricing

SeptaSecure Product Change Icon featuring a centrifuge tube filled with liquid and circling arrows beneath indicating an update.

SeptaSecure Product Change