Customer:
“I want to convert ppm in one pound of feed to mg. How do I do that?”
Answer by Ph.D. Equine Nutritionist, Kelsey Johnson Nonella:
PPM is mg/kg so 1 mg/lb = 2.2 ppm. In a 2 oz dose of Horse Guard there are 3 mg of selenium.
Customer:
“I want to convert ppm in one pound of feed to mg. How do I do that?”
Answer by Ph.D. Equine Nutritionist, Kelsey Johnson Nonella:
PPM is mg/kg so 1 mg/lb = 2.2 ppm. In a 2 oz dose of Horse Guard there are 3 mg of selenium.