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. Author manuscript; available in PMC: 2008 Dec 15.
Published in final edited form as: J AOAC Int. 2006;89(1):22–34.

Table 1.

Preparation of mixed standards

Standard No. Intermediate volume, mL Final volume, mL Concentration, mg/mL
1 NAa 50 0.200
2 25 50 0.100
3 25 50 0.0500
4 10 50 0.0100
5 25 50 0.00500
6 25 50 0.00250
a

NA = Not applicable.