
60
Iron, 1,10 Phenanthroline (Method 8008)
A = mg/L reading from instrument
B = g sample amount from table
C = mL analysis volume from table
Iron, Ferrozine (Method 8147)
A = mg/L reading from instrument
B = g sample amount from table
C = mL analysis volume from table
Expected Fe
conc. (mg/kg)
Sample
amount (g)
Analysis
Volume (mL)
25-1400
0.250
20.0
60-3500
0.200
10.0
160-9300
0.150
5.00
1200-70000
0.100
1.00
Expected Fe
conc. (mg/kg)
Sample
amount (g)
Analysis
Volume (mL)
11-650
0.250
20.0
30-1600
0.200
10.0
75-4300
0.150
5.00
560-32000
0.100
1.00
A
2500
×
B
C
×
------------------------
mg/kg Total Fe
=
A
2500
×
B
C
×
------------------------
mg/kg Total Fe
=
DIGESTION PROCEDURE FOR OILS,
continued
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Summary of Contents for Digesdahl 23130-20
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