, . ,.. . .. . DEVELOFNIENT ASSOCIATED OF SOIL. CONCENTRATIONS .— IVITH MPC FOR 239’ 240PU IN AIR . LLL .— RESUSPENSION-FACTOR MAS!3 - LOADING AI? FROACH APPROACH U-5483 1,000 pci/g 600 pCi/g - MS=: . X“A PROPOSED INTERIM BY J. W. HEALY STANDARD FOZ PLUTONIUM IN Sonst XXTHE vALuE 400 pCi/g WAS RECOMMENDED FOR ALL PARTICLE SIZES PROVIDED &TOMORE THAN 2C0 pCi/g in <100 MM SIZE FRACTIONo “