Plaster of Paris as an Injecting Mass

Plaster of Paris

Paris (CaS04)2H20. Excessive heat convey it into anhydrous calcium sulphate CaB^< which takes up water very slowly and does D?. harden and set. 2CaS04.2H20 = (CaSW 2H20+3H20. (CaS04)2H20 = 2CaS 04H2U, Commercial plaster of Paris is manufacture from impure gypsum and therefore contains tn impurities present in the gypsum such as alum10^ iron, silicates, carbonates, lime, etc., which be recognize...

Plaster of Paris in the Treatment of Wounds and Fractures

Paris Green as an Anopheline Larvicide

Paris green or Schweinfurt's green is a cheniical compound of arsenic, copper and acetic acidIts chemical name is copper aceto-arsenite, its f?r" mula being 3 Cu H As 03 -jCu (C2 H3 Os)r It is therefore a double salt of copper arsenite and acetate. It is a microcrystalline powder 01 emerald green colour. It is practically insoluble in water. It is perfectly soluble in ammonia a11 concentrated a...

Assessment of the physical and mechanical properties of plaster of Paris bandage cast used as a splinting and casting materials

Aim: To assess the physical and mechanical properties of plaster of Paris (POP) bandage cast used as a splinting and casting materials. Materials and Methods: POP casts were divided into three Groups A, B and C with 2, 3 and 8 layer for POP bandage, respectively (n=6 in each group). Handling characters, technical easiness or difficulties, setting time, weight, diameter and thickness of the cast...

nano-rods zno as an efficient catalyst for the synthesis of chromene phosphonates, direct amidation and formylation of amines

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