laboratory reagents - clinical chemistry - Urea, modified Berthelot, standard included, liquid stable, 2 reagents, 631ml: R1 =4x125ml+R2 =2x50ml+R3=2x13ml+R4(standard) =1x5ml, CE mark, sample: serum / urine, at request we can supply application sheets for different analysers, code C23CC1249, todylaboratories®, expires 2023.12