Page:NIOSH Manual of Analytical Methods - 5602.pdf/8

 CHLORINATED AND ORGANONITROGEN HERBICIDES (AIR SAMPLING): METHOD 5602, Issue 1, dated 15 January 1998 - Page 8 of 14

TABLE 3. METHOD EVALUATION Compound

Range Studied (µg/sample)

Accuracy

Bias

PrecisionMeasurement

Alachlor

0.5 - 5

±0.139

0.025

0.041

0.0644

0.05

Atrazine

2.5 - 25

±0.154

0.032

0.0487

0.0698

0.2

Cyanazine

0.75 - 7.5

±0.320

0.16

0.0662

0.0830

0.08

2,4-D acid

0.3 - 3

±0.151

0.029

0.0484

0.0696

0.03

2,4-D, BE

0.4 - 4

±0.215

0.057

0.0739

0.0892

0.04

2,4,-D, EH

0.3 - 3

±0.173

0.056

0.0447

0.0671

0.03

Metolachlor

0.5 - 5

±0.135

0.030

0.033

0.0601

0.05

Simazine

2.0 - 20

±0.130

0.0007

0.0438

0.0665

0.2

r

PrecisionMethod rT

NIOSH Manual of Analytical Methods (NMAM), Fourth Edition

Limit of Detection (µg/sample)