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Phosphine (IUPAC name: phosphane) is a colorless, flammable, highly toxic compound with the chemical formula P H 3, classed as a pnictogen hydride.Pure phosphine is odorless, but technical grade samples have a highly unpleasant odor like rotting fish, due to the presence of substituted phosphine and diphosphane (P 2 H 4).
Phosgene is an organic chemical compound with the formula COCl 2. It is a toxic, colorless gas; in low concentrations, its musty odor resembles that of freshly cut hay or grass. [ 7 ] It can be thought of chemically as the double acyl chloride analog of carbonic acid , or structurally as formaldehyde with the hydrogen atoms replaced by chlorine ...
Tributylphosphine is the organophosphorus compound with the chemical formula P(CH 2 CH 2 CH 2 CH 3) 3, often abbreviated as PBu 3. It is a tertiary phosphine. It is an oily liquid at room temperature, with a nauseating odor. It reacts slowly with atmospheric oxygen, and rapidly with other oxidizing agents, to give tributylphosphine oxide.
Rather than becoming unsafe, they lose potency slowly over time.” If they’re stored in optimal conditions, you can get the most bang for your buck. Best case scenario, the average shelf-life ...
An equianalgesic chart is a conversion chart that lists equivalent doses of analgesics (drugs used to relieve pain). Equianalgesic charts are used for calculation of an equivalent dose (a dose which would offer an equal amount of analgesia) between different analgesics. [1]
A diet like the Mediterranean diet, which is full of plants, vegetables and fatty fish, can lower risks of dementia or heart disease, but supplements usually don’t offer the same benefits ...
Regarding hydration, the National Academy of Medicine recommends women consume 2.7 liters (91 ounces) of fluids daily, and that men have 3.7 liters (125 ounces) daily. This guideline includes all ...
Phosgene: 8.1 mg/m 3: 2 ppm: 75445: 7803-51-2: 0694: Phosphine: 69.5 mg/m 3: 50 ppm: 7803512: 7664-38-2: 1008: Phosphoric acid: 1000 mg/m 3-7664382: 7723-14-0: 0628: Phosphorus (yellow) 5 mg/m 3-7723140.html 7723140: 10026-13-8: 0544: Phosphorus pentachloride: 70 mg/m 3-10026138: 1314-80-3: 1407: Phosphorus pentasulfide: 250 mg/m 3-1314803: ...