77.
NIOSH [1994]. Method 5521, isocyanates, monomeric. Issue 2. In: Eller PM, Cassinelli ME, eds. NIOSH Manual of Analytical Methods, 4th ed. Cincinnati, OH: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, DHHS (NIOSH) Publication No. 94-113.
78.
Health and Safety Executive [1987]. MDHS 25, methods for the determination of hazardous substances: organic isocyanates in air. London, U.K.: Occupational Safety and Hygiene Laboratory, Health and Safety Executive.
79.
NIOSH [1994]: Method 5522, isocyanates. In: Eller PM, Cassinelli ME, eds. NIOSH Manual of Analytical Methods, 4th ed. Cincinnati, OH: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, DHHS (NIOSH) Publication No. 94-113.
80.
Sangö C, Zimerson E [1980]. A new reagent for determination of isocyanates in working atmospheres by HPLC using UV or fluorescence detection. Journal of Liquid Chromatography 3: 971-990.
81.
Meyer P, Czarnecki B [1996]. 1-(2-pyridyl)piperazine stability on coated glass fiber filters. Presented at the American Industrial Hygiene Conference and Exhibition, May 20-24, 1996, Washington, D.C.
82.
Wu WS, Stoyanoff RE, Szklar RS, Gaind VS [1990]. Application of tryptamine as a derivatizing agent for airborne isocyanate determination: part 3. Evaluation of total isocyanates analysis by highperformance liquid chromatography with fluorescence and amperometric detection. Analyst 115: 801807.
83.
Bagon DA, Warwick CJ, Brown RH [1984]. Evaluation of total isocyanate-in-air method using 1-(2methoxyphenyl)piperazine and HPLC. American Industrial Hygiene Association Journal 45: 39-43.
84.
NIOSH [1989]: Method 5521, isocyanates. In: Eller PM, ed. NIOSH Manual of Analytical Methods, 3rd ed. Cincinnati, OH: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control, National Institute for Occupational Safety and Health, DHHS (NIOSH) Publication No. 84-100.
85.
Key-Schwartz RJ [1994]. Evaluation of recoveries of several prepolymeric isocyanate products using NIOSH Methods 5521 and 5522 (unpublished data). Cincinnati, OH: U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health.
86.
White J, Evans S, Patel S, Brown RH [1997]. Development of MDHS 25/2: organic isocyanates in air. Sheffield, U.K.: Health and Safety Executive.
87.
Southern DL, Dolan JW [1996]. Solvent changeover and column equilibration. LC•GC 14: 860-864.
88.
Dolan JW, Kern JR, Culley T [1996]. Water problems - a case study. LC•GC 14: 202-208.
89.
Streicher RP [1994]. Method of detecting isocyanates. U.S. Patent no. 5,354,689, October 11, 1994.
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