2) .01 .001- Manganese 4,900 47 2 - .015 .0001 Arsenic Nickel 4.0 .5 .02- Aluminum Silicon 180 490 40 12 <1 <j ? 10 40 <i - 3, 200* 25, 000 252 <i- i+ 3, 700 37 <i - <i - 2, 500 56 <l- ion?) Elements always present in man but of unknown funct Cobalt ? .005 37 <1 - .O1 . 001 Copper Zinc 70 4- .2 . 002 - Iron Co?7, 58, 60 zn85 mn°4, 56 Fed), 59 isotopes median value 52, 000 radio- . Fallout in fish muscle, Concentration 4,600 680 1, 100 - 8,910 . 10 PPM or soft parts 3) Fish muscle PPM edible portions Sea foods, Phosphorous .001 - PPM 1) Sea water Table IV. - (Continued)

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