Sodium Hydroxide, Concentration 50 Percent w/w, CAS Number 1310-73-2, 7732-18-5, Chemical Formula NaOH, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Grade Lab, Chemical Container Size 4 L, Chemical Family Type Reagent, Calibration Certificate NIST, Shipping Restrictions Dot – Sodium Hydroxide, Solution/UN1824, Standards Traceable to NIST