C. PERIOU (CEA/Fontenay aux Roses) and X. MILLOT (CEA/Saclay)

3 samples A, B, C (approximately 500 mL):
- 1 control sample of urine
- 2 samples (activity in ⁹⁰Sr <1.00 E+01Bq.L^-1)

EXPRESSION OF RESULTS in Bq.L^-1