KMID : 0380319710060000271
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Journal of Korean Research Institute for Better Living 1971 Volume.6 No. 0 p.271 ~ p.278
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Inhibition of Calcium Sulfate by Additives
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Abstract
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This expsriment showed that the additives such as sodium dihyrogen phosphate,polyoxyethylene sorbitan monostearate, sodium hexamtaphosphate and tetrasodium pyrophosphate presented the inhibition effdct to calcium sulfate and especially tetrasodium pyrophosphate was s predominant inhibiting agent.
Also this experiment tetrasodium pyrophosphate which concentrations were 0.05ppm respectivel,at pH8 even in high concentration such as 0.03M CaSO_4 solution could almost completely be inhibited the calcium sulfate scale deposition.
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