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hemihydrate

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hemihydrate [‚hem·ē′hī‚drate]
(organic chemistry)
A hydrate with a 2:1 molecular ratio of anhydrous compound to water, plaster of paris is the hemihydrate of calcium sulfate, composition CaSO4·½H2O.
hemihydrate
A hydrate which contains one-half molecule of water to one molecule of the compound; the most common such material is partially dehydrated gypsum (plaster of paris).
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What modelling material is the powdered hemihydrate of calcium sulphate better known as?
Linda Evans - see Question 7 1. 1 by The Journal (Newcastle, England)
Calcium sulfate hemihydrate (CSH, CaSO4 x 1/2 H2O) powders are currently being produced as a bone substitute, and many corporations such as Smith & Nephew and Wright Medical Technology are marketing self-setting, orthopedic cements based on pure CSH.
Preparation of calcium sulfate-based orthopedic cements with calcium ... by Han, Chris / Bulletin of the South Carolina Academy of Science
Partially reacted calcium sulfate hemihydrate particles and completely reacted particle "shells" can also be clearly observed in the 2-D image.
The Visible Cement Data Set by Baruchel, Jose / Journal of Research of the National Institute of Standards and Technology
 
 
 
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