NIOSH REL: 0.1 ppm TWA, 1 ppm STEL; NIOSH considers benzene to be a potential occupational carcinogen as defined by the OSHA carcinogen policy [29 CFR 1990]. |
2 апр. 2024 г. · 8-hour TWA (ST) STEL (C) Ceiling. CAL/OSHA PEL 8-hour TWA (ST) STEL (C) Ceiling Peak. PEL-TWA. 1 ppm. REL-TWA. 0.1 ppm. TLV-TWA, PEL-TWA. 1 ppm. |
BENZENE, CAS number: 71-43-2, Synonyms: Benzol; Coal naphtha; Cyclohexatriene; Phenyl hydride, Molecular formula: C 6 H 6, Structural formula: TLV ® -TWA, 0.02 ... |
Symptoms: irritation eyes, skin, nose, respiratory system; dizziness; headache, nausea, staggered gait; anorexia, lassitude (weakness, exhaustion); dermatitis; ... |
This substance is carcinogenic to humans. May cause heritable genetic damage to human germ cells. See Notes. OCCUPATIONAL EXPOSURE LIMITS. TLV: 0.5 ppm as TWA; ... |
▻ Benzene can cause headache, dizziness, lightheadedness, nausea and vomiting. Convulsions and coma, or sudden death from irregular heartbeat, may follow high ... |
TWA = Time-Weighted Average. A1 = Confirmed human carcinogen. BEI® = Biological Exposure Index. Adapted from: 2024 TLVs® and BEIs® - Threshold Limit Values for ... |
Airborne: The maximum time-weighted average (TWA) exposure limit is 1 part of benzene vapor per million parts of air (1 ppm) for an 8-hour workday and the ... |
In January 2024, the ACGIH reduced the TWA for Benzene to 0.02 ppm and eliminated the STEL. The newly adopted limit is intended to minimize the potential for ... |
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