Conceptid (3) | Preflabel |
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NACNAAPC | Concentration of sodium {Na CAS 7440-23-5} per unit dry weight of suspended particulate material by centrifugation and atomic absorption spectroscopy |
NACNICPC | Concentration of sodium {Na CAS 7440-23-5} per unit dry weight of suspended particulate material by centrifugation, acid digestion and inductively-coupled plasma atomic emission spectroscopy |
NACNPEXX | Concentration of sodium {Na CAS 7440-23-5} per unit dry weight of suspended particulate material by sediment trapping and inductively-coupled plasma atomic emission spectroscopy |