15-phosphorus Naturally occuring isotopes:
P-31 ( 100% )
Isotopes:
P-24 P-25 P-26 P-27 P-28 P-29 P-30 P-32 P-33 P-34 P-35 P-36 P-37 P-38 P-39 P-40 P-41 P-42 P-43 P-44 P-45 P-46

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