Exel Hypodermic Needles, 18 Gauge x 1 1/2", Polypropylene Hub, Sterile, for Laboratory Use, 100/pk 8772-Powder Protease activity is detected spectrophotometrically

Protease activity is detected spectrophotometrically with increasing optical density proportional to increasing enzyme activity and can detect nanogram quantities

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

This Certified Reference Material at a concentration of 100 µg/mL in Methanol: Water 90:10 is composed of a single analyte

It is supplied as a set of 5 x 20 mL and should be stored at an ambient temperature of greater than 5 °C

This Certified Reference Material at a concentration of 100 µg/mL in PT Methanol is composed of 17 analytes

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