Hach Digesdahl 23130-20 - SECTION 5 MAINTENANCE; 5.1 Fuse Replacement

72
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)
5-200 0.500 20.0
12-500 0.400 10.0
30-1300 0.300 5.00
240-10000 0.200 1.00
960-40000 0.100 0.50
Expected Cr
conc. (mg/kg)
Sample
amount (g)
Analysis
Volume (mL)
4.9-150 0.500 20.0
10-370 0.400 10.0
25-1000 0.300 5.00
190-7500 0.200 1.00
750-30000 0.100 0.50
A25×
BC×
----------------- mg/kg Total Cd=
A 2500×
BC×
------------------------ mg/kg Total Cr=
DIGESTION PROCEDURE FOR SOLIDS, continued
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