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Polyvinylpyrrolidone (PVP), also commonly called polyvidone or povidone, is a water-soluble polymer compound made from the monomer N-vinylpyrrolidone. [1] PVP is available in a range of molecular weights and related viscosities, and can be selected according to the desired application properties.
The Gmelin rare earths handbook lists 1522 °C and 1550 °C as two melting points given in the literature, the most recent reference [Handbook on the chemistry and physics of rare earths, vol.12 (1989)] is given with 1529 °C.
Melting point: 13–14 °C (55–57 °F; 286–287 K) Boiling point: ... It is the precursor to polyvinylpyrrolidone (PVP), an important synthetic material.
Melting point: 100 °C (212 °F) to 260 °C (500 °F) [5] Effective heat of combustion 17.95 MJ/kg Specific heat (c) 0.9 kJ/(kg·K) Water absorption (ASTM)
Freezing point (°C) K f (°C⋅kg/mol) Data source; Aniline: 184.3 3.69 –5.96 –5.87 K b & K f [1] Lauric acid: 298.9 44 –3.9 Acetic acid: 1.04 117.9 3.14 16.6 ...
One of President Donald Trump's big goals for his second term is to reduce the number of federal workers. To do this, the administration has offered so-called "buyout" packages that about 75,000 ...
This data can help a carmaker determine its hiring, investment and production goals. For instance, when setting monthly production targets, a firm will review data on auto sales from the Bureau of ...
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