Element
|
Wavelength
(nm) |
Integration time/calculation point
(s) |
Photomultiplier
voltage |
Photomultiplier
gain |
Increment between points
(nm) |
Calculation
points (N) |
Limit of detection
(ppm) |
---|---|---|---|---|---|---|---|
Al* | 396.152 | 1.0 | 720 | 1 | 0.0027 | 5 | 0.03 |
Ba | 455.403 | 1.0 | 730 | 10 | 0.0027 | 5 | 39 |
Ca* | 393.366 | 1.0 | 350 | 1 | 0.0027 | 5 | 0.06 |
Co | 228.616 | 1.0 | 990 | 100 | 0.0027 | 5 | 32 |
Cr | 267.716 | 1.0 | 860 | 100 | 0.0027 | 5 | 41 |
Cu | 324.754 | 1.0 | 690 | 10 | 0.0027 | 5 | 2 |
Fe* | 259.940 | 1.0 | 560 | 10 | 0.0027 | 5 | 0.13 |
K* | 766.490 | 1.0 | 990 | 100 | 0.0027 | 5 | 0.01 |
Mg* | 285.213 | 1.0 | 600 | 10 | 0.0027 | 5 | 0.41 |
Mn* | 257.610 | 1.0 | 580 | 100 | 0.0027 | 5 | 0.001 |
Na* | 589.592 | 1.0 | 610 | 10 | 0.0027 | 5 | 0.03 |
Ni | 231.604 | 1.0 | 990 | 100 | 0.0027 | 5 | 165 |
P | 178.229 | 1.0 | 933 |
|
0.0027 | 5 | 0.06† |
Si* | 251.611 | 1.0 | 570 | 10 | 0.0027 | 5 | 0.22 |
Sr | 407.771 | 1.0 | 560 | 10 | 0.0027 | 5 | 5 |
V | 292.402 | 1.0 | 960 | 100 | 0.0027 | 5 | 5 |
Y | 371.029 | 1.0 | 620 | 100 | 0.0027 | 5 | 2 |
Zr | 343.823 | 1.0 | 640 | 100 | 0.0027 | 5 | 2 |
Ti* | 334.941 | 1.0 | 570 | 10 | 0.0027 | 5 | 0.01 |
Sc | 361.384 | 1.0 | 660 | 100 | 0.0027 | 5 | 0.4 |
Notes: ICP-AES = inductively coupled plasma–atomic emission spectrometry. N = number. * = limit of detection reported as oxide (wt%). † = from Shipboard Scientific Party, 2002 (Leg 197). Instrument detection limits represent 3 times the instrument blank. This table is also available in ASCII.