Ideal for long life, bulk water storage in FDA approved, new containers. Proven 5 year shelf life when added to tap water in new poly drums. Not recommended for used poly drums and water tanks. Liquid; FDA approved for human consumption. US and State EPA licensed. Pre-measured bottles for 55 and 30 gallon new drums. Full instructions included. Made in the USA. .7 oz. Bottle (one per 55 gallon drum) #0301045$13.50 .4 oz. Bottle (one per 30 gallon drum) #0301040$10.50 Quantity Discounts Call us with your specs. We Specialize in Custom Designed Kits! For pricing, shipping delivery and other pertinent data, click the "INFO" tab. Simpler Life Emergency Provisions, Inc. 2035 Park Avenue, Suite 1 Redlands, CA 92373 (909) 798-8108 * FAX (909) 798-8718 1 (800) 266-PREP (7737) E-mail us at sales@simplerlife.com We accept most major credit cards!