Zinc 1 mg/mL (Zinc Chloride Injection, USP) is a sterile, nonpyrogenic solution intended for use as an additive to intravenous solutions for total parenteral nutrition. Each mL of solution contains 2.09 mg zinc chloride and 9 mg sodium chloride. The solution contains no bacteriostat, antimicrobial agent or added buffer. The pH is 2.0 (1.5 to 2.5); product may contain hydrochloric acid and sodium hydroxide for pH adjustment. The osmolarity is 0.354 mOsmoL/mL (calc.).
Zinc Chloride, USP is chemically designated ZnCl2, a white crystalline compound freely soluble in water.
Sodium Chloride, USP is chemically designated NaCl, a white crystalline compound freely soluble in water.
The semi-rigid vial is fabricated from a specially formulated polyolefin. It is a copolymer of ethylene and propylene. The safety of the plastic has been confirmed by tests in animals according to USP biological standards for plastic containers. The small amount of water vapor that can pass through the plastic container wall will not significantly alter the drug concentration.