Instant Ocean® Sea Salt for Marine Aquarium 50 Gal

Instant Ocean® Sea Salt is the most carefully formulated and universally preferred sea salt in the world. The #1 choice of hobbyists, public aquariums, and scientific research facilities, Instant Ocean Sea Salt has set the industry standard for quality, consistency, and value for more than 50 years.
CAUTION: INSTANT OCEAN IS NOT FOR HUMAN CONSUMPTION. KEEP OUT OF REACH OF CHILDREN. Contact in dry form may cause skin or eye irritation. In case of contact, completely flush skin or eye(s) with cool water and seek medical attention.