Radioaktip substances-substances that enter into a biological body is eaten with, dihirup or absorbed through skin or wounds and live in the body that will meradiasi continuous the body. Core-core radioisotop that will be long-lived continuous meradiasi the body during his life. Measurement dosimetri in the body can ditaksir with radioaktip know the source distribution in the body and the mechanism of radiation damage (radiation damage) or can be done in a way vivo.Dari measurement in determining the valuation dosimetri price can be derived in the maximum permitted concentration (Maximum permissible concentration) of radioaktip oxygen-oxygen in the air and water. Roestan Roekmantara; Dept. Fisika ITB.
