Chemical formula ni Crystal phase fcc Particle size range 80nm Bulk density 1.30g/cm3 Tap density 1.82g/cm3 Specific surface area(bet) 30-92m2/g Color black Theoretic density 8.89g/cm3 Tm 1455ípc Packing: inner/plastic bag, outer/plastic drum Storage: store in a cool location. Do not store together with oxidizing and acidic materials. Do not store together with alkalis (caustic solutions). Keep container tightly sealed. Store in cool, dry conditions in well sealed containers.