Advocate Short Pen Needle 31G x 5/16" (100 count) Sold By:Box of 100 28 gauge lancing device allows

28 gauge lancing device allows for smaller sample collections

Samples processed in these tubes are used for plasma determinations in chemistry

proper air circulation and moisture build-up

Waterproof bottom layer helps prevent leakage

Designed to be used with Fisher & Paykel Humidifier MR620 and Heater Wire Adapter 0045-20 (single heated only)

Advocate Short Pen Needle 31G x 5/16" (100 count) Sold By:Box of 100 28 gauge lancing device allowsPharma Supply Advocate Short Pen Needle 31G x 5 16" Advocate Pen Needles are designed for safety and comfort. Designed to be safely used by both adults and small children for comfortable insulin injections. All Advocate products are manufactured using high quality surgical grade steel for safe, reliable, and easy use. Easy to use. Single use only. Safer to handle. Disposable device. Provides greater comfort.