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Vertex Pharmaceuticals Incorporated is an American biopharmaceutical company based in Boston, Massachusetts. It was one of the first biotech firms to use an explicit strategy of rational drug design rather than combinatorial chemistry. It maintains headquarters in South Boston, Massachusetts, and three research facilities, in San Diego ...
Carbon tetrachloride was the first chlorinated solvent to be used in dry-cleaning and was used until the 1950s. [45] It had the downsides of being corrosive to the dry-cleaning equipment and causing illness among dry-cleaning operators, and was replaced by trichloroethylene, tetrachloroethylene [45] and methyl chloroform (trichloroethane). [46]
Let's check out three specific reasons to buy Vertex stock like there's no tomorrow. Scientists in a lab smile and look at something in the distance. Image source: Getty Images. 1. Extending its ...
Buckminsterfullerene is a truncated icosahedron with 60 vertices, 32 faces (20 hexagons and 12 pentagons where no pentagons share a vertex), and 90 edges (60 edges between 5-membered & 6-membered rings and 30 edges are shared between 6-membered & 6-membered rings), with a carbon atom at the vertices of each polygon and a bond along each polygon ...
The Motley Fool Stock Advisor analyst team just identified what they believe are the 10 best stocks for investors to buy now… and Vertex Pharmaceuticals wasn’t one of them. The 10 stocks that ...
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Calcium hypochlorite. Cl [O-]. [Ca+2].Cl [O-] Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). ?) Calcium hypochlorite is an inorganic compound with chemical formula Ca ( Cl O)2, also written as Ca (OCl)2. It is a white solid, although commercial samples appear yellow.
The diameter of the powder used is relative to the density (g/m 2) of the stock (paper or board) being printed. For 150 g/m 2 paper the ideal anti-set-off spray powder would be 15 μm in diameter, for 200 g/m 2 20 μm, through to 70 μm for heavy board (700 g/m 2). Most manufactures of spray powder offer both coated and uncoated powders.