Skip to main content Skip to secondary navigation

Detection Limits

Main content start

Practical Detection Limits and Linear Range* on EMF ICP
 

Element Symbol Wavelength (nm) Detection Limits (µg/L) UL of Linear Range* Note
Aluminum Al 309.271 9   In 0.01 M NaNO3, 5/9/00
394.401(85) 10   DI Water w/. >11 elements, 4/11/01
Arsenic As 189.042 7   In 0.01 M NaNO3, 5/9/00
Barium Ba 233.527(144) 0.6 300 ppm  in 0.03 M NaOH, 4/13/01
455.403

0.1

  All Ba Lines gave lower values w/. 0.03 N NaOH ct <1 ppm
Bismuth Bi 223.0 1.5   5%HNO3
Cadmium Cd 226.502(148) 0.6   In DI, 4/11/01
Calcium Ca 315.887 17 300ppm In DI Water
317.933(105) 6 300ppm In DI Water, 4/11/01
393.366 0.2 1 ppm  
Chromium Cr 267.716 10 1000 ppm 4/28/00
283.563 4.5   8/23/00
284.325 5.5   8/23/00
Cobalt Co   3    
Copper Cu 324.754(103) 0.4   DI H2O
Europium Eu 420.505(80) 3   5%HNO3
Gadolinium Gd 342.247(98) 7   5%HNO3
Iron Fe 259.940 0.3   DI H2O
238.204(141) 1   DI, 4/11/01
Lanthanum La 408.672(82) 4   5%HNO3
Lead Pb   9    
Lithium Li   2    
Magnesium Mg 285.213(117) 2   DI H2O, 4/11/01
Manganese Mn 260.569(128) 18   DI H2O, 4/11/01
Mercury Hg 194.227 57   In 0.5 NaNO3, 4/28/2000

253.652

91    
Molybdenum Mo   4    
Neodymium Nd 430.358(78) 60   5%HNO3
Nickel Ni 221.647(151)
231.604(145)
5   DI, 4/11/01, interfered by Si
Phosphorus P 213.618 7   (0.01 M NaNO3)
2   Water
15   (0.5M BaHCO3)
Potassium K 766.490 10 250 ppm DI H2O
Praseodymium Pr 414.311(81) 15   5%HNO3
Samarium Sm 359.2 30   5%HNO3
Selenium Se   30    
Silicon Si   6    
Silver Ag   3    
Sodium Na   7    
Sulfur S 180.731(185) 6 500 ppm DI H2O, 4/11/01
Strontium Sr 407 0.1 5 ppm in DI Water
346

10

200 ppm

 
Uranium U 409.014 110   5/4/2000, H2O
Yttrium Y 377.433(89) 2   5%HNO3
Zinc Zn 202.548
213.856(185)
0.2
1
  DI H2O
DI, 4/11/01
           

Note: The detection limits and upper limits of linear range on this page are for reference only and not guaranteed.  We could get better or worse limits dependent on many factors.  We will continuously update these values.