Imidazole (1,3-Diazo-2,4-cyclopentadiene; 1,3-Diazacyclopenta-2,4-diene; 1,3-diazole)

Powder may be stored at 4 degree C. Stable for 12 months at -20 degree C. Reconstitute with ddH2O Aliquot and store at 4 degree C. Reconstituted product is stable for 12 months at -4 degree C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Further dilutions can be made in assay buffer. Protect from light.