Table T2.

Table T2. Construction of interstitial water drift solution.

Element Concentration in undiluted sample (µM) Concentration in drift solution*
(µM) Formula weight** (µg/µmol) Volume of drift solution***
(L) Concentration of primary standard**** (µg/ml) Volume of primary standard to add
(L) Volume of primary standard to add***** (ml)

Li
25
2.5
6.9
1
1000
0
0

B
416
40
10.8
1
1000
0
0

Mn
100
10
54.9
1
1000
0.0005
0.5

Fe
100
10
55.8
1
1000
0.0006
0.6

Sr
90
9
87.6
1
1000
0
0

Ba
500
50
137.3
1
1000
0.0069
6.9

Element	Concentration in undiluted sample (µM)	Concentration in drift solution* (µM)	Formula weight** (µg/µmol)	Volume of drift solution*** (L)	Concentration of primary standard**** (µg/ml)	Volume of primary standard to add (L)	Volume of primary standard to add***** (ml)
Li	25	2.5	6.9	1	1000	0	0
B	416	40	10.8	1	1000	0	0
Mn	100	10	54.9	1	1000	0.0005	0.5
Fe	100	10	55.8	1	1000	0.0006	0.6
Sr	90	9	87.6	1	1000	0	0
Ba	500	50	137.3	1	1000	0.0069	6.9

Notes: From "Equation 1" in "Guidelines to Analytical Operating Conditions": * = C1, ** = FW, *** = V1, **** = C2, ***** = V2. Concentration in drift solution = 10× dilution of concentration in undiluted sample.