SinJF# Personal Communication from J.F. Sina, Merck Institute for
Therapeutic Research, West Point, PA 19486, Oct. 26, 1982
Volume(issue)/page/year: 26OCT1982
*** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA ***
NIOSH RECOMMENDED EXPOSURE LEVEL (REL) :
NIOSH REL TO 3,4-DINITROTOLUENE-air:10H CA TWA 1.5 mg/m3 (Sk)
REFERENCE :
NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of
Health, Education, and Welfare, Reports and Memoranda.
Volume(issue)/page/year: DHHS #92-100,1992
2904203000 4-methyl-1,2-dinitrobenzene。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tarrif:5.5%。general tariff:20.0%