Dosage for powder is:
Water 5 gal. / CORID .4 oz.
.4 dvided by 5 = .08
.08 is equal to 2.365882365 mls
2.365882365 mls = .48 tsp
Thanks for pointing that out dawg
Directions from bottle:
In drinking water: treatment - add 16 oz per 100 gals of water
16 divided by 100 = .16 (because you are only using 1 gallon of water)
.16 oz is equal to 4.7317647301 mls
5 mls is equal to 1 tsp