Eluent to be Used for YS-50
Acid selection depends on the sample type, instrument, and analysis conditions. Cation standards analyzed using IC 
YS-50 with 4 mM methanesulfonic acid, 
sulfuric acid, nitric acid, and phosphoric acid as the eluent are shouwn.
 

Sample : 10micro-L
1. 
Li+ 2mg/L
2. 
Na+ 10mg/L
3. 
NH4+ 10mg/L
4. 
K+ 20mg/L
5. 
Mg2+ 10mg/L
6. 
Ca2+ 20mg/L 
  
    Eluent  | 
    Conductivity 
      (micro-S/cm)  | 
  
  
    | 4mM Sulfuric acid aq.  | 
    2906  | 
  
  
    | 4mM Nitric acid aq. | 
    1926  | 
  
  
    | 4mM Methanesulfonic acid aq.  | 
    1733  | 
  
  
    | 4mM Phosphoric acid aq.  | 
    1237  | 
  
Column       : Shodex IC YS-50 (4.6mmID*125mm) 
Flow rate    : 1.0mL/min
Detector     : Non-suppressed conductivity
Column temp. : 40deg-C