Calcium-phosphate sentence example

calcium-phosphate
  • - Those varieties of native calcium phosphate which are not distinctly crystallized, like apatite, but occur in fibrous, compact or earthy masses, often nodular, and more or less impure, are included under the general term phosphorite.
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  • It is a very impure form of carbon., containing on the average about 80% of calcium phosphate.
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  • In Florida the system contains Y calcium phosphate of commercial value.
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  • It occurs in the urine, blood, tissues, and bones of animals, calcium phosphate forming about 58% of bones, which owe their rigidity to its presence.
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  • This method was generally adopted until 1775, when Scheele prepared it from bones, which had been shown by Gahn in 1769 to contain calcium phosphate.
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  • The chemical reactions are as follows: the treatment of the calcium phosphate with the acid gives phosphoric acid, H 3 PO 4, which at a red heat loses water to give metaphosphoric acid, HP03; this at a white heat reacts with carbon to give hydrogen, carbon monoxide and phosphorus, thus: 2HP06+ 6C= H2 +6CO+P2.
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  • In some people not being able to make the urine acid called renal tubular acidosis makes calcium phosphate stones more likely.
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  • Knowing the structure of amorphous calcium phosphate will improve our knowledge of bone growth.
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  • Thus, prepared oystershells, coral, pearls, crabs' " eyes " and burnt hart's horn were regarded as specifics in different complaints, in ignorance of the fact that they all contain, as the chief ingredients, calcium phosphate and carbonate.
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  • Prout, who on analysis found they consisted essentially of calcium phosphate and carbonate, and not infrequently contained fragments of unaltered bone.
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  • The name "coprolites" was accordingly given to them by Buckland, who subsequently expressed his belief that they might be found useful in agriculture on account of the calcium phosphate they contained.
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  • Calcium toxicity is rare, but overconsumption of calcium supplements may lead to deposits of calcium phosphate in the soft tissues of the body.
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  • Moderate phosphate toxicity occurring over a period of months may result in the deposit of calcium phosphate crystals in various tissues of the body.
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  • Toxicity due to the deposit of calcium phosphate crystals is not usually reversible.
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  • Calcium and phosphorus are stored in the bones as crystals of calcium phosphate.
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  • When the mineral calcium phosphate is deposited onto the cartilage, a hard structure is created.
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  • Calcium Phosphate - Less common than either calcium carbonate or citrate, calcium phosphate is less expensive than calcium citrate and may not cause the stomach upset some people experience when taking calcium carbonate.
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  • Another filler incorporating calcium hydroxlapatite, a synthetic calcium phosphate product, can be used to effectively treat facial lines.
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