WebPhosphine (7803-51-2) ACGIH ACGIH TWA (ppm) 0.3 ppm ACGIH ACGIH STEL (ppm) 1 ppm OSHA OSHA PEL (TWA) (mg/m³) 0.4 mg/m³ OSHA OSHA PEL (TWA) (ppm) 0.3 ppm 8.2. Exposure controls Appropriate engineering controls : Ensure exposure is below occupational exposure limits. Provide adequate general and local
工作场所有害因素职业接触限值--化学有害因素 - 豆丁网
WebNov 7, 2024 · Long term, repeated exposure to phosphine may cause: anaemia bronchitis gastrointestinal disorders speech and motor disturbances weakness weight loss spontaneous fractures swelling to your jaw, tooth ache and jawbone necrosis (never open tablet packets with your teeth). Workplace exposure standard WebZinc phosphide converts to phosphine gas in the presence of moisture and acid in the stomach. ... National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit, Time-Weighted Average (REL, TWA) for phosphine is 0.4 mg/m 3. 51; The Permissible Exposure Limit (PEL) for phosphine is 0.4 mg/m 3. 56; The Acute Exposure ... incident report interior health
Phosphine (0.00001% - 0.0499%) in Nitrogen
WebFor NIOSH RELs, “ TWA ” indicates a time-weighted average concentration for up to a 10-hour workday during a 40-hour workweek. A short-term exposure limit (STEL) is designated by “ ST ” preceding the value; unless noted otherwise, the STEL is a 15-minute TWA exposure that should not be exceeded at any time during a workday. WebHowever, the product may evolve phosphine gas which presents a serious toxic risk and there are exposure standards for phosphine. The Exposure Standard for Phosphine : TWA = 0.3ppm (0.42 mg/m 3) STEL = 1.0ppm (1.4 mg/ m 3) As published by Safe Work Australia Wo rkplace Exposure Standards for Airborne Contaminants. No biological limit allocated. WebPhosphine. Contents - Previous - Next. Phosphine or hydrogen phosphide (PH 3) is a low molecular weight, low boiling point compound that diffuses rapidly and penetrates deeply … inbound and outbound bandwidth