Page:NIOSH Manual of Analytical Methods - 5701.pdf/4

 RESORCINOL: METHOD 5701, Issue 1, dated 15 January 1998 - Page 4 of 4 having a mean recovery of 97.5%. However, refrigerated storage is recommended. REFERENCES: [1] Pendergrass SM [1997]. Backup data report for Resorcinol Method Development. Cincinnati, OH: National Institute for Occupational Safety and Health, MRSB (NIOSH) (unpublished May). [2] Eide, ME [1994]. OSHA Stopgap Method for Resorcinol, Salt Lake City, UT: OSHA Technical Center, Organic Service Branch I (March, 1994).

METHOD WRITTEN BY: Stephanie M. Pendergrass, DPSE/NIOSH

TABLE 1. RECORCINOL RECOVERY DATA

Spike Level (µg)

Glass Fiber Filter 13-mm

XAD-7 Sorbent

OVS-7 Tube

n

% Rec

Sr

n

% Rec

Sr

n

% Rec

Sr

40

6

48.4

0.035

6

100.4

0.041

6

82.9

0.023

80

--

--

--

--

--

--

6

83.9

0.030

120

6

72.9

0.067

6

92.2

0.027

6

93.4

0.028

200

6

85.6

0.029

6

96.3

0.036

6

96.3

0.042

r

0.047

0.035

NIOSH Manual of Analytical Methods (NMAM), Fourth Edition

0.032