|
sample type |
marine
porewater
|
digested
sediment 1g/L
|
groundwater
|
| typical concentration |
1 nmol/L
0.1 ppb |
1 nmol/L
0.1 ppb |
0.01 µmol/L |
| Method 1 | GF-AAS | ||
| wavelength | 328.1 nm | ||
|
method used
|
yes
|
yes
|
yes
|
| dilution |
1:10
|
-
|
-
|
| sample size |
50
µL
|
500
µL
|
500
µL
|
| detction limit |
2
ppb
|
1ppb
|
1
ppb
|
| standard solutions |
Single
element standard in nitric acid 1%
|
Single
element standard in nitric acid 1%
|
Single
element standard in nitric acid 1%
|
| Method 2 | ICP-MS | ||
| Mass | 107 -> Mass Table | ||
|
method used
|
no
|
yes
|
yes
|
| dilution |
1:10
|
1:10
|
|
| sample size |
>
1 mL
|
>
1mL
|
|
| detction limit |
1
ppb
|
1
ppb
|
|
| standard solutions | |||
| tips + tricks | |||