Phosphine odor threshold
Web* ODOR THRESHOLD = 0.14 ppm. * The range of accepted odor threshold values is quite broad. Caution should be used in relying on odor alone as a warning of potentially … WebBoiling point -126°F; freezing point -209°F. Very toxic by inhalation at extremely low concentrations. Prolonged heating may cause containers to rupture violently and rocket. …
Phosphine odor threshold
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WebPhosphine is a colorless gas with a disagreeable odor of fish or garlic, when used as a pesticide. ... Phosphine is very toxic by inhalation at extremely low concentrations. Phosphine is typically transported as a liquefied compressed gas, but also is produced by the reaction of aluminum, magnesium, or zinc ... Threshold for severe effects ... WebPhosphine has a fish- or garlic-like odor, but may not provide adequate warning of hazardous concentrations. When phosphine burns it produces a ... OSHA PEL of 0.3 ppm is within the range of reported odor thresholds. Phosphine is heavier than air and may cause asphyxiation in enclosed, poorly ventilated, or low-lying areas. ...
WebJan 1, 2010 · Phosphine is a toxicant gas with strong reducing properties capable of chemical and biologic oxidant effects. ... These higher phosphines give commercial grade fumigants containing aluminum or magnesium phosphide odor characteristics described as decaying fish or “garlic-like.” ... The critical threshold for these effects may be moderated ... WebThe odor threshold for phosphine is 0.14 ppm. This is lower than the occupational exposure limit in some countries, but odor threshold varies widely between individuals. In certain …
WebUp to 7.5 ppm: (APF = 25) Any supplied-air respirator operated in a continuous-flow mode. Up to 15 ppm: (APF = 50) Any air-purifying, full-facepiece respirator (gas mask) with a chin-style, front- or back-mounted canister providing protection against the compound of concern. (APF = 50) Any self-contained breathing apparatus with a full facepiece. Web(4) a No significant toxic effects were observed following chronic oral exposure to phosphine in rats . (1,3,4) a The Reference Concentration (RfC) for phosphine is 0.0003 milligrams per cubic meter (mg/m ] based on decreased body weight in mice.
WebToxic exposures to phosphine have been documented as a result of grain fumigation, attempted suicide, and ferrosilicon decomposition. Potential symptoms of overexposure …
WebPhosphine has an odor of garlic or decaying fish but is odorless when pure. The level at which humans detect the odor of phosphine (odor threshold) does not provide sufficient warning of dangerous concentrations. It is shipped as liquefied compressed gas. Several solids (phosphides) release phosphine gas. open prn file windows 10WebOdor; Odor Threshold; Other Properties; pH; Solubilities; Stability / Shelf Life; Vapor Density; Vapor Pressure; Hazmat. DOT Emergency Guidelines; Protective Distance; NFPA Hazard … open private tab shortcutWebPhosphine CAS RN: 7803-51-2 Odor Threshold. 0.03 ppm . Clinical Toxicology 5th ed. Air: 0.51 uL/L; Water: 0.0002 mg/L; Odor Safety Class: D; D= 10-50% of attentive persons can detect TLV concn in the air. J Appl Toxicol 3 ... ipad protective screenWebOct 22, 2024 · Phosphine, the simplest phosphorus hydride, is a colorless and extremely toxic gas. Some people think it smells like rotting fish; it reminds others of the odor of garlic. In any case, pure phosphine is actually odorless; an impurity, diphosphane (P 2 H 4 ), is responsible for its foul scent. ipad pro the he 3WebPure phosphine is odorless, but technical grade samples have a highly unpleasant odor like rotting fish, due to the presence of substituted phosphine and diphosphane ( P2H4 ). With traces of P2H4 present, PH3 is spontaneously flammable in air ( pyrophoric ), burning with a luminous flame. ipad protectors for toddlersWebphosphine and cause the odor, is un-known at present. Possible causes for the intensive odor are higher phosphines or, more probably, organic phosphine derivatives such as alkyl … open prn file in wordWebPhosphine Pyridine Styrene (inhibited) Styrene (uninhibited) Sulfur dichloride Sulfur dioxide Toluene (from coke) Toluene (from petroleum) Tolylene diisocyanate Trichloroethylene a Other than chemical name Odor Threshold o .21 1 .0 100. o o. 21 21 .4 o .47 o. 047 O .021 o. 00021 46 .8 1. o 4. 68 o. 047 O. 0021 o .047 .001 o. 21 21. 4 100. o o ... open pro baseball tryouts 2022