This work demonstrates the use of baromembrane method based on reverse osmosis (RO) process. The method is realized on mobile complex. which allows to concentrate and determine ultra-low activity of radionuclides in water cooling ponds of Russian nuclear fuel cycle enterprises. The existence level of radionuclide background creates difficult conditions for identification the contribut... https://parisnaturalfoodes.shop/product-category/womans-multi-probiotics/