The Ansh Labs' Total Rat/Mouse IGF-I ELISA kit a quantitative one-step sandwich immunoassay. The calibrators are traceable to World Health Organization IGF-I preparation NIBSC code 02/245, version 6.0. Small sample size of 10 uL. Wide dynamic range of 0.500 - 20.077 ng/mL. Sensitive to 0.0397 ng/mL. Total 1.5 hr incubation at room temperature. Research Use Only within the United States. Ansh Labs is an FDA registered manufacturer of diagnostic test kits, antibodies, antigens, and proteins.