Ammonium Hydroxide, Concentration 0.5 N (0.5 M), CAS Number 1336-21-6, 7732-18-5, Chemical Formula NH4OH, APHA 5530 C,D, Chemical Container Material Plastic, Chemical Container Type Bottle, Chemical Grade Lab, Chemical Container Size 500 mL, Chemical Family Type Solution, Standard, Calibration Certificate NIST, Shelf Life 24 mo, Shipping Restrictions Chemical Not Regulated For Transport, Standards APHA 5530 C,D, Traceable to NIST