sodium azide CAS: 26628-22-8 assay:99.5% ,99% Appearance: ... powder Package:25Kg/drum we are a leading supplier of sodium azide in China, specification as following: NOITEMSPECIFICATION1APPEARANCEWHITE CRYSTALLINE POWDER 2SODIUM ... .8-9.8 WE SUPPLY THE SODIUM AZIDE, QUALITY IS THE BEST, PRICE IS LOWEST. sodium azide /26628-22-8 99.5 ...