Mercury AA Standard, 1000 ppm, Concentration 1000 ppm, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Grade Lab, Chemical Container Size 500 mL, Chemical Family Type Standards and Solutions, Calibration Certificate NIST, Shelf Life 24 mo, Shipping Restrictions DOT – CORROSIVE LIQUID, ACIDIC, INORGANIC, N.O.S. (NITRIC ACID)/UN3264, Special Information 1mL = 1mg Hg