what is the composition of calcium sulphate hemihydrate(plaster of paris) used in dentistry?

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apart from calcium sulphate, what specific ingredients. does it contain impurities like arsenic, lead or cadmium or mercury

2006-09-03 01:02:45 · 1 answers · asked by vikas2002 1 in Science & Mathematics ➔ Other - Science

2CaSO4.H2O is it's make up and positively no chance of your concerns being in the compound.

2006-09-03 01:12:04 · answer #1 · answered by bill g 7 · 0⤊ 0⤋