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. Author manuscript; available in PMC: 2015 Feb 1.
Published in final edited form as: Toxicon. 2013 Dec 31;78:94–102. doi: 10.1016/j.toxicon.2013.12.007

Table 1.

Determination of MDL and MQL for MC-LR, MC-RR, MC-YR Standard Solutions Using Both Peak Height and Peak Area Ratios with IS-1.

Congener Ratio Parameter Regression Equation R2 CV1 MDL (μg/L)2 MQL (μg/L)3
MC-LR peak height y = 0.0095 x + 0.04 0.989 6.7 2.8 4.5
peak area y = 0.0093 x + 0.06 0.991 8.6 2.6 4.3
MC-RR peak height y = 0.0222 x - 0.005 0.996 10.3 1.6 2.6
peak area y= 0.0214 x - 0.01 0.994 8.5 0.87 3.6
MC-YR peak height y = 0.0096 x - 0.0001 0.991 4.3 4.5 6.2
peak area y = 0.0092 x - 0.009 0.996 6.2 3.9 4.2
1

CV, coefficient of variation determined for 100 μg/L of MCs

2

MDL was determined based on standard solutions of 5 μg/L for MC-LR and MC-RR and 10 μg/L for MC-YR

3

MQL was determined with standard solutions prepared in MilliQ water.