Exel Hypodermic Needles, 18 Gauge x 1 1/2", Polypropylene Hub, Sterile, for Laboratory Use, 100/pk 8772-Powder This Certified Reference Material at

This Certified Reference Material at a concentration of 50 µg/mL in Methanol is composed of a single analyte

0 µg/mL in Toluene is composed of 13 analytes

This Certified Reference Material at a concentration of 10 µg/mL in 2-5% Nitric Acid is composed of 4 analytes

This Certified Reference Material at a concentration of 2900 µg/mL in DMSO is composed of a single analyte

0 mg/mL in Dichloromethane is composed of 18 analytes

Exel Hypodermic Needles, 18 Gauge x 1 1/2", Polypropylene Hub, Sterile, for Laboratory Use, 100/pk 8772-Powder 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.