Acta Phys. -Chim. Sin. ›› 1987, Vol. 3 ›› Issue (05): 547-550.doi: 10.3866/PKU.WHXB19870520

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APPLICATION OF NMR TO PHASE DIAGRAM STUDY——ISOTHERMAL PHASE DIAGRAM OF Na2SO4-Al2(SO4)3-H2O SYSTEM BY 23Na, 27Al NMR QUANTITATIVE METHOD

Mao Xian; Xu Guangzhi; Tang Youqi; Qiu Jianqin; Yuan Hanzhen   

  1. Institute of Chemistry; Academia Sinica; Beijing Chemistry Department of Peking University Wuhan Institute of Physics; Academia Sinica
  • Received:1986-04-07 Revised:1986-11-03 Published:1987-10-15

Abstract: In the present paper, Na_2SO_4-Al_2(SO_4)_3-H_2O system has been studied by ~(23)Na and ~(27)Al NMR quantitative method. It has been shown that the existence of double salt can be easily identified by this method.