2024 Phosgene odor threshold

Phosgene odor threshold

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August undefined, 2024

WebOdor No information available Odor Threshold No information available pH No information available Melting Point/Range No data available Boiling Point/Range 73 °C / 163.4 °F @ 760 mmHg Flash Point 62 °C / 143.6 °F Evaporation Rate No information available Flammability (solid,gas) Not applicable Flammability or explosive limits Upper No data ... WebOdor Threshold: Different authors have reported varying odor thresholds for MC. Kirk-Othmer and Sax both reported 25 to 50 ppm; Summer and May both reported 150 ppm; Spector reports 320 ppm. Patty, however, states that since one can become adapted to the odor, MC should not be considered to have adequate warning properties. Eye Irritation …

Phosgene - Threshold Limit Values

WebPhosgene Panel web page for medical treatment options: ... US. ACGIH Threshold Limit Values Material Type Value Phosgene (CAS 75-44-5) TWA 0.1 ppm US. NIOSH: Pocket Guide to Chemical Hazards ... Odor Grass. Odor threshold 0.4 - 1.5 ppm (EPA IRIS 2006) pH Not applicable. Melting point/freezing point-198.4 °F (-128 °C) WebFeb 27, 2024 · In the scientific literature today, phosgene’s odor (safety classification E) has been reported to resemble newly mowed hay or grass with a threshold for human … clomid and men

PHOSGENE PHG - National Oceanic and Atmospheric …

WebJul 28, 2024 · Phosgene (COCl 2) is a highly toxic gas or liquid that is classified as a pulmonary irritant. Exposure to phosgene gas produces delayed-onset noncardiogenic pulmonary edema. Immediate symptoms … Web10 rows · Jan 29, 2024 · Method reference. OSHA 61 (fully validated) Notes. When relative humidity at sampling site is low, ... Inhalation is the major route of phosgene exposure. The odorthreshold for phosgene is 5 times higher than the OSHA PEL. Thus, odor provides insufficient warning of hazardousconcentrations. … See more OSHA PEL (permissible exposure limit) = 0.1 ppm (averaged overa 8-hour workshift) NIOSH IDLH (immediately dangerous to life or health) = 2 ppm AIHA ERPG-2 (emergency response … See more Phosgene is a colorless, fuming liquid below 47° (8.2°) and acolorless, nonflammable gas above 47°. At low concentrations, itsodor is similar to that of green corn or new mown hay; at highconcentrations, … See more Phosgene is produced commercially by chlorinating carbonmonoxide. It is a combustion or decomposition by-product of mostvolatile chlorinated compounds; therefore, household … See more body anatomy for kids

Phosgene Oxime Interim Document - US EPA

WebThe odor threshold is reported to be between 0.5 and 1.5 parts per million (ppm), a value above or approaching AEGL-2 and AEGL-3 values, and tolerance to the pleasant odor of phosgene occurs rapidly. Furthermore, … WebOdor; Odor Threshold; Other Properties; Solubilities; Vapor Density; Vapor Pressure; Viscosity; Hazmat. ... Phosgene CAS RN: 75-44-5 Threshold Limit Values. 8 hr Time Weighted Avg (TWA): 0.1 ppm . ACGIH. Excursion Limit Recommendation: Excursions in worker exposure levels may exceed 3 times the TLV-TWA for no more than a total of 30 … body anatomy liverWeb2O) is a colorless, nonflammable gas with an odor like newly mown hay. Phosgene is produced commercially by chlorinating carbon monoxide. Phosgene has a health hazard rating of 4, which designates a highly toxic material. Odor is an insufficient warning of hazardous concentrations. The odor threshold is 5 times higher than the OSHA Permissible body anatomy organs female

"WebDescription: colorless gas with a sweet odor at room temperature; colorless liquid when contained under pressure or cooled. Warning properties: inadequate (odor threshold of … " - Phosgene odor threshold

Phosgene odor threshold

WebJan 1, 2024 · The odor threshold is between 0.5 and 1.5 Data regarding humans are limited to occupational exposures or accounts from the use of phosgene in World War I. Animal studies with phosgene show a steep exposure–response curve … WebPhosgene is a lung toxicant that causes damage to the capillaries, bronchioles and alveoli of the lungs, by decomposition to hydrochloric acid. There is little immediate irritant effect …

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WebJan 17, 2024 · What is the odor threshold for phosgene? Odor Threshold: The odor threshold of phosgene has been reported as 0.125 ppm by the ILO, 0.5 to 1.0 ppm by Thienes and Haley, and 0.5 ppm by both Patty and May. Is … WebRate of onset: Immediate & Delayed (Lungs) Persistence: Minutes - hours Odor threshold: 0.5 ppm Source/use/other hazard: Dye, pesticide, and other industries; history as war gas, corrosive/irritating. Hazards What is this information? Reactivity Alerts none Air & …

WebAt high concentrations, phosgene (CG) has a strong, suffocating, unpleasant odor. However, the odor is only detectable for a short amount of time when phosgene (CG) is initially … WebDescription: Phosgene (CG) is a colorless gas above boiling point. Fog-like when concentrated. CG is a colorless, fuming liquid below boiling point. May have ... inhalation warning properties due to olfactory fatigue; in addition, th e odor threshold for CG is 0.4 ppm, 4 times greater than OSHA PEL, providing insufficient

WebWhen phosgene gas contacts moist or wet skin, it may cause irritation and erythema. High airborne concentrations can also cause corneal inflammation and opacification. Direct … WebOdor No information available Odor Threshold No information available pH No information available Melting Point/Range 77 - 81 °C / 170.6 - 177.8 °F Boiling Point/Range 203 - 206 °C - / 397.4 402.8 °F @ 760 mmHg Flash Point No information available Evaporation Rate Not applicable Flammability (solid,gas) No information available

WebPhosgene is transported as a liquid. during World War I followed the explosion of liquid filled shells with subsequent rapid vaporization and formation of a white cloud due to its slight solubility in an aqueous environment. It spontaneously converted to a …

WebPhosgene Phosphine 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 ... body anatomy pictureWebPhosgene has a suffocating odor reminiscent of moldy hay at low concentrations. The odor threshold for phosgene is 0.4 parts per million (ppm). (1,3) The vapor pressure for … body anatomy picture chartWebPhosgene is a colorless nonflammable gas that has the odor of freshly cut hay. It is a manufactured chemical, but small amounts occur naturally from the break down of … body anatomy organsWebApr 1, 2009 · A latency period occurs before phosgene affects the target organ, the lungs. The odor threshold is between 0.5 and 1.5 ppm, and the odor has been described as … body anatomy for gymWebThreshold Limit Values; NIOSH Recommendations; OSHA Standards; Skin / Eye / Resp. Irritants; Other Preventive Measures; ... Phosgene CAS RN: 75-44-5 Odor ... clomid and nolvadexPhosgene is an insidious poison as the odor may not be noticed and symptoms may be slow to appear. The odor detection threshold for phosgene is 0.4 ppm, four times the threshold limit value. Its high toxicity arises from the action of the phosgene on the –OH, –NH2 and –SH groups of the proteins in pulmonary alveoli (the site of gas exchange), respectively forming ester, amide and thioester fu… body anatomy organs diagramWebThe odor threshold is reported to be between 0.5 and 1.5 parts per million (ppm), a value above or approaching AEGL-2 and AEGL-3 values, and tolerance to the pleasant odor of phosgene occurs rapidly. Furthermore, following odor detection and minor irritation, serious effects may occur after a clinical latency period of ≤24 h. clomid and phentermine