Number Of Theoretical Plates Per Column (Usp, Astm) N - Agilent Technologies 8453 Operator's Manual

Figure 46

Number of Theoretical Plates per Column (USP, ASTM) n

Tangent method (USP, ASTM):
where:
W
Half-width method (ASTM):
where:
W
Understanding Your Agilent ChemStation
Performance Parameters
= base width [min]
B
= peak width at half-height [min]
50
Evaluating System Suitability
Performance Test Definitions
11
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