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TiCl 4 is a dense, colourless liquid, although crude samples may be yellow or even red-brown. It is one of the rare transition metal halides that is a liquid at room temperature, VCl 4 being another example. This property reflects the fact that molecules of TiCl 4 weakly self-associate.
Hydrofluoric acid content of IRFNA [5] [6] When RFNA is used as an oxidizer for rocket fuels, it usually has a HF content of about 0.6%. The purpose of the HF is to act as a corrosion inhibitor by forming a metal fluoride layer on the surface of the storage vessels.
In patients with hypernatremia and euvolemia, free water can be replaced using either 5% D/W or 0.45% saline. In patients with fatty-acid metabolism disorder (FOD), 10% solution may be appropriate upon arrival to the emergency room.
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Ariane 1 through 4, with their hypergolic first and second stages (and optional hypergolic boosters on the Ariane 3 and 4) have been retired and replaced with the Ariane 5, which uses a first stage fueled by liquid hydrogen and liquid oxygen. The Titan II, III and IV, with their hypergolic first and second stages, have also been retired for the ...
In fact, excess pounds are one of the most common symptoms of perimenopause. "You might be doing the same stuff you've been doing, but your weight has been creeping a few pounds every year, and ...
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Ferric hydroxide was identified as toxic because it was found to release free bioactive iron when injected intravenously, increasing risk of infection. Further research led to the development of iron saccharide in 1947. Testing concluded iron saccharide to be safer and more effective for anaemic patients seeking a IV infusion. [4]