The amount of 14C and 3H can be obtained in units of 10mCi (370kBq) and 20mCi (740kBq) discount 300 mg gemfibrozil otc cholesterol friendly foods, respectively purchase 300mg gemfibrozil visa cholesterol test kit dischem. The former types of specific licenses are typically given to commercial manufacturers gemfibrozil 300 mg with visa cholesterol medication for diabetics. In the Type A license, a radiation safety committee and a radiation safety officer are required to implement and monitor all aspects of radiation safety in the use and disposal of by-product material. Such licenses are mainly offered to large medical institutions with previous experience that are engaged in medical research, and in diagnostic and therapeutic uses of by- product material. Individual users are authorized by the radiation safety committee to conduct specific protocols using by-product materials. The Type B specific license requires a radiation safety officer, but no radi- ation safety committee, to implement and monitor all radiation safety reg- ulations. Deep-dose equivalent (Hd), which applies to the external whole-body expo- sure, is the dose equivalent at a tissue depth of 1cm (1000mg/cm2). Shallow-dose equivalent (Hs), which applies to the external exposure of the skin or an extremity, is the dose equivalent at a tissue depth of 0. Restricted area is an area where an individual could receive in excess of 5mrem (0. High-radiation area is an area where an individual could receive from a radiation source a dose equivalent in excess of 100mrem (1mSv) in 1hr at 30cm from the source. Very high-radiation area is an area where an individual could receive from radiation sources an absorbed dose in excess of 500 rad (5Gy) in 1hr at 1m from the source. Unrestricted area is an area in which an individual could receive from an external source a dose of 2mrem (20mSv)/hr and 50mrem (0. These signs use magenta, purple, or black color on yellow background; some typical signs are shown in Figure 16. These labels must be removed or defaced before disposal of the container in the unre- stricted areas. Caution signs are not required in rooms storing the sealed sources, pro- vided the radiation exposure at 1 foot (30cm) from the surface of the source reads less than 5mrem (50mSv)/hr.

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