Toxicity

Toxicity Is a dioxin concentration of 0.04 ppm below the LD50 standard?
Is a dioxin concentration of 0.04 ppm below the LD50 standard?
What is the LD50 for dioxin? The LD50 for dioxin is 0.02 mg/kg of body weight for a rat and 0.001 mg/kg of body weight for a dog, i.e. the rat is twen...