Boric Acid (Certified 2 Percent w/v) Aqueous Solution Concentration 2 Percent w/v CAS Number 7732-18-5 10043-35-3 APHA 4500-NH3 B Chemical Container Material Plastic Chemical Container Type Box Chemical Grade ACS Chemical Container Size 20L Chemical Family Type Standards and Solutions Calibration Certificate NIST SRM 84 Shelf Life 24 mo. Standards ASTM D 3590 A EPA 350.2 EPA SW-846 9080