Hach Digesdahl 23130-20 - DIGESTION PROCEDURE FOR SOLIDS

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Cadmium, Dithizone (Method 8017)
A = µg/l reading from instrument
B = g sample amount from table
C = mL analysis volume from table
Chromium, Total (Method 8024)
A = mg/L reading from instrument
B = g sample amount from table
C = mL analysis volume from table
Expected Cd
conc. (mg/kg)
Sample
amount (g)
Analysis
Volume (mL)
10-400 0.250 20.0
25-1000 0.200 10.0
65-2600 0.150 5.00
480-20000 0.100 1.00
Expected Cr
conc. (mg/kg)
Sample
amount (g)
Analysis
Volume (mL)
8-300 0.250 20.0
20-750 0.200 10.0
50-2000 0.150 5.00
350-15000 0.100 1.00
A25×
BC×
----------------- mg/kg Total Cd=
A 2500×
BC×
------------------------ mg/kg Total Cr=
DIGESTION PROCEDURE FOR OILS, continued
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