Exel Hypodermic Needles, 20 Gauge x 1", Polypropylene Hub, Sterile, for Laboratory Use, 100/pk 9138-Liquid This Certified Reference Material at

This Certified Reference Material at a concentration of 10 µg/mL in Toluene is composed of a single analyte

Air-Tite 2-Part Low Dead Space Luer Lock Tip Bulk

This Certified Reference Material of varied concentration in 2-5% Nitric Acid is composed of 5 analytes

0 mg/mL in Methanol is composed of 5 analytes

Nitrate as N 7631-99-4 1000 µg/mL

Exel Hypodermic Needles, 20 Gauge x 1", Polypropylene Hub, Sterile, for Laboratory Use, 100/pk 9138-Liquid This Certified Reference Material atSuperior quality at an affordable price. Made of regular wall surgical stainless steel with polypropylene hub. They are available in a wide range of gauge and length combinations. FDA registered, CE Mark, ISO certified.