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AM INO E TH ANO L CO MP OU ND S: ME TH OD 2561, Issue 1, dated 1 5 Ma rch 2003 - Page 4 of 4 METHOD WRITTEN BY: Ardith A. Grote, NIOSH/DART

TABLE 1. Structural Formulas, Molecular Weights, and Properties Compound

CAS

RTECS

Formula

2-(dimethylamino)ethanol

108-01-0

KK6125000 HOCH2 CH2 N(CH3 )2

1-dimethylamino-2-propanol

108-16-7 UB3150000 (CH3 )2 NCH2 CH(OH)CH3

MW

mg/m3 = 1 ppm

BP (ºC)

89.14

0.274

133

6.12

0.887

103.17

0.237

124

8.0

0.837

VP Density (mm Hg) (g/mL)

TAB LE 2. Current Validation

Compound

Range Studied

LOD

(µg / sample)

(µg / sample)

Average DE1

Measurement Precision ( Ö r)

2-(dimethylamino)ethanol

22-554

4

0.930

0.026

1-dimethylamino-2-propanol

21-523

4

0.894

0.029

1

Averaged over mass range shown.

NIOSH Manual of Analytical Methods (NMAM), Fourth Edition

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