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 Cincinnati, OH: National Institute for Occupational Safety and Health, MRSB (NIOSH) (unpublished May).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