IUPAC-NIST Solubility Database
NIST Standard Reference Database 106


Glass Ball as Bullet Solubility System: Ammonium dihydrogenphosphate with Diammonium hydrogenphosphate, Urea, Ammonium nitrate and Water

Components:
   (1) Ammonium dihydrogenphosphate; NH4H2PO4; [7722-76-1]  NIST Chemistry WebBook for detail
   (2) Ammonium nitrate; NH4NO3; [6484-52-2]  NIST Chemistry WebBook for detail
   (3) Diammonium hydrogenphosphate; (NH4)2HPO4; [7783-28-0]  NIST Chemistry WebBook for detail
   (4) Urea; CH4N2O; [57-13-6]  NIST Chemistry WebBook for detail
   (5) Water; H2O; [7732-18-5]  NIST Chemistry WebBook for detail

Original Measurements:
   Kaganskiy, I.M.; Babenko, A.M., Izv. Obl. Neorg. Tekhnol. 1972, 69-73

Variables:

   Concentration = Composition at 0 ºC and –10 ºC and the NH3:H3PO4 ratio = 1.4, 1.5 and 1.6.

Prepared By:
   L. V. Chernykh and J. Eysseltová

Experimental Data:   (Notes on the Nomenclature)
(Please see footnotes following the table(s).)
  
Part 1. The authors present their data as follows: Composition of saturated solutions in the (NH4)NH2--NPO4--CO(NH2)2--NH4NO3--H20 system 100 wi N + 100w
t/°C Composition1Mass Fraction w1Mole Fraction1Chemical2 Composition2 Composition3 Composition4 Composition5 Composition6
0[1:100] 20.2(B) 0.75 (mass ratio of N:P2O5)(A) 1.4 (mole ratio NH3:H3PO4)(B) 0.75 (mass ratio of N:P2O5)[20:80] 20.6[40:60] 22.4[60:40] 24.2[80:20] 26.4[100:0] 29.0
0[1:100] 18.6(B) 1.00(A) 1.4(B) 1.00[20:80] 19.6[40:60] 21.8[60:40] 23.4[80:20] 26.2[100:0] 31.6
0[1:100] 18.6(B) 1.25(A) 1.4(B) 1.25[20:80] 19.0[40:60] 20.7[60:40] 23.5[80:20] 26.1[100:0] 29.3
0[1:100] 24.1(B) 0.75(A) 1.5(B) 0.75[20:80] 25.7[40:60] 27.4[60:40] 28.6[80:20] 31.6[100:0] 35.5
0[1:100] 22.2(B) 1.00(A) 1.5(B) 1.00[20:80] 22.9[40:60] 25.1[60:40] 28.1[80:20] 30.5[100:0] 32.0
0[1:100] 21.2(B) 1.25(A) 1.5(B) 1.25[20:80] 23.3[40:60] 24.7[60:40] 27.0[80:20] 30.0[100:0] 29.3
0[1:100] 28.3(B) 0.75(A) 1.6(B) 0.75[20:80] 28.3[40:60] 29.1[60:40] 29.0[80:20] 29.0[100:0] 30.3
0[1:100] 27.1(B) 1.00(A) 1.6(B) 1.00[20:80] 27.3[40:60] 27.3[60:40] 28.0[80:20] 28.4[100:0] 32.0
-10[1:100] 26.1(B) 1.25(A) 1.6(B) 1.25[20:80] 26.7[40:60] 26.0[60:40] 25.7[80:20] 27.7[100:0] 29.4
-10[1:100] no(c)(B) 0.75(A) 1.4(B) 0.75[20:80] no(c)[40:60] no(c)[60:40] 22.4[80:20] 23.5[100:0] 25.8
-10[1:100] no(c)(B) 1.00(A) 1.4(B) 1.00[20:80] no(c)[40:60] 19.2[60:40] 21.0[80:20] 23.2[100:0] 28.4
-10[1:100] 16.6(B) 1.25(A) 1.4(B) 1.25[20:80] 16.8[40:60] 18.6[60:40] 21.0[80:20] 23.3[100:0] 26.0
-10[1:100] 21.1(B) 0.75(A) 1.5(B) 0.75[20:80] 23.5[40:60] 24.5[60:40] 26.0[80:20] 28.1[100:0] 33.0
-10[1:100] 19.8(B) 1.00(A) 1.5(B) 1.00[20:80] 20.4[40:60] 22.5[60:40] 25.3[80:20] 27.7[100:0] 28.8
-10[1:100] 18.9(B) 1.25(A) 1.5(B) 1.25[20:80] 20.8[40:60] 22.2[60:40] 24.1[80:20] -[100:0] 26.0
-10[1:100] 24.1(B) 0.75(A) 1.6(B) 0.75[20:80] 23.7[40:60] 24.4[60:40] 24.4[80:20] 24.3[100:0] 25.4
-10[1:100] 22.4(B) 1.00(A) 1.6(B) 1.00[20:80] 22.4[40:60] 22.6[60:40] 23.4[80:20] 23.6[100:0] 28.7
-10[1:100] 22.9(B) 1.25(A) 1.6(B) 1.25[20:80] --[40:60] 22.4[60:40] 21.9[80:20] 23.6[100:0] 25.7
Part 2. The compilers have calculated the following values from the data in Part 1.
t/°CChemical1102 * Mass Fraction w1m1 [mol/kg]Chemical2102 * Mass Fraction w2m2 [mol/kg]Chemical3102 * Mass Fraction w3m3 [mol/kg]Chemical4102 * Mass Fraction w4m4 [mol/kg]Chemical5102 * Mass Fraction w5
0NH4H2PO411.21.80(NH4)2HPO48.591.20NH4NO326.16.02CO(NH2)200H2O54.1
0NH4H2PO411.41.82(NH4)2HPO48.761.22NH4NO321.34.87CO(NH2)23.991.22H2O54.5
0NH4H2PO412.42.08(NH4)2HPO49.531.39NH4NO317.34.16CO(NH2)28.672.78H2O52.0
0NH4H2PO413.42.35(NH4)2HPO410.31.57NH4NO312.53.14CO(NH2)214.14.71H2O49.7
0NH4H2PO414.72.72(NH4)2HPO411.21.82NH4NO36.811.82CO(NH2)220.47.26H2O46.8
0NH4H2PO416.13.22(NH4)2HPO412.32.15NH4NO300CO(NH2)228.110.7H2O43.5
0NH4H2PO49.041.39(NH4)2HPO46.920.930NH4NO327.66.13CO(NH2)200H2O56.4
0NH4H2PO49.531.49(NH4)2HPO47.300.996NH4NO323.35.25CO(NH2)24.371.31H2O55.5
0NH4H2PO410.61.77(NH4)2HPO48.121.18NH4NO319.44.66CO(NH2)29.723.11H2O52.1
0NH4H2PO411.41.96(NH4)2HPO48.711.31NH4NO313.93.45CO(NH2)215.75.18H2O50.3
0NH4H2PO412.72.39(NH4)2HPO49.751.59NH4NO37.792.10CO(NH2)223.48.39H2O46.4
0NH4H2PO415.43.55(NH4)2HPO411.82.37NH4NO300CO(NH2)235.215.6H2O37.6
0NH4H2PO48.041.26(NH4)2HPO46.150.843NH4NO330.56.88CO(NH2)200H2O55.3
0NH4H2PO48.211.28(NH4)2HPO46.290.852NH4NO324.95.57CO(NH2)24.671.39H2O55.9
0NH4H2PO48.951.45(NH4)2HPO46.850.967NH4NO320.44.74CO(NH2)210.23.16H2O53.7
0NH4H2PO410.21.79(NH4)2HPO47.781.19NH4NO315.43.90CO(NH2)217.35.85H2O49.3
0NH4H2PO411.32.14(NH4)2HPO48.641.43NH4NO38.562.33CO(NH2)225.79.32H2O45.6
0NH4H2PO412.72.64(NH4)2HPO49.701.76NH4NO300CO(NH2)236.014.4H2O41.6
0NH4H2PO411.22.28(NH4)2HPO412.82.28NH4NO333.49.80CO(NH2)200H2O42.6
0NH4H2PO411.92.55(NH4)2HPO413.72.55NH4NO328.58.80CO(NH2)25.352.19H2O40.6
0NH4H2PO412.72.86(NH4)2HPO414.62.86NH4NO322.87.39CO(NH2)211.44.93H2O38.5
0NH4H2PO413.23.04(NH4)2HPO415.23.04NH4NO315.95.24CO(NH2)217.97.86H2O37.8
0NH4H2PO414.63.80(NH4)2HPO416.83.80NH4NO38.773.27CO(NH2)226.313.1H2O33.5
0NH4H2PO416.45.15(NH4)2HPO418.95.15NH4NO300CO(NH2)236.922.1H2O27.8
0NH4H2PO49.01.71(NH4)2HPO410.31.71NH4NO334.99.52CO(NH2)200H2O45.8
0NH4H2PO410.22.07(NH4)2HPO411.72.07NH4NO323.76.93CO(NH2)211.84.62H2O42.7
0NH4H2PO411.42.60(NH4)2HPO413.12.60NH4NO317.75.80CO(NH2)219.98.70H2O38.0
0NH4H2PO412.43.06(NH4)2HPO414.23.06NH4NO39.583.41CO(NH2)228.813.6H2O35.1
0NH4H2PO413.03.27(NH4)2HPO414.93.27NH4NO300CO(NH2)237.718.2H2O34.4
0NH4H2PO47.641.40(NH4)2HPO48.771.40NH4NO336.39.61CO(NH2)200H2O47.3
0NH4H2PO48.391.66(NH4)2HPO49.631.66NH4NO332.09.07CO(NH2)25.992.27H2O44.0
0NH4H2PO48.901.81(NH4)2HPO410.21.81NH4NO325.47.42CO(NH2)212.74.94H2O42.8
0NH4H2PO410.82.64(NH4)2HPO412.42.64NH4NO310.33.60CO(NH2)230.914.4H2O35.6
0NH4H2PO410.62.31(NH4)2HPO412.12.31NH4NO300CO(NH2)27.6715.8H2O39.7
0NH4H2PO410.53.09(NH4)2HPO418.14.64NH4NO342.017.8CO(NH2)200H2O29.5
0NH4H2PO410.52.89(NH4)2HPO418.14.33NH4NO333.613.3CO(NH2)26.303.32H2O31.6
0NH4H2PO410.82.95(NH4)2HPO418.64.42NH4NO325.910.2CO(NH2)213.06.78H2O31.8
0NH4H2PO410.72.73(NH4)2HPO418.54.10NH4NO317.26.29CO(NH2)219.49.43H2O34.2
0NH4H2PO410.72.57(NH4)2HPO418.53.86NH4NO38.602.96CO(NH2)225.811.8H2O36.3
0NH4H2PO411.22.73(NH4)2HPO419.34.10NH4NO300CO(NH2)233.715.7H2O35.7
0NH4H2PO48.792.45(NH4)2HPO415.13.67NH4NO344.918.0CO(NH2)200H2O31.2
0NH4H2PO48.852.33(NH4)2HPO415.23.50NH4NO336.213.7CO(NH2)26.783.42H2O33.0
0NH4H2PO48.852.18(NH4)2HPO415.23.28NH4NO327.19.61CO(NH2)213.66.41H2O35.2
0NH4H2PO49.082.20(NH4)2HPO415.63.30NH4NO318.56.45CO(NH2)220.99.68H2O35.9
0NH4H2PO49.212.14(NH4)2HPO415.83.22NH4NO39.403.15CO(NH2)228.212.6H2O37.3
0NH4H2PO410.42.82(NH4)2HPO417.94.22NH4NO300CO(NH2)239.720.7H2O32.0
0NH4H2PO47.521.99(NH4)2HPO413.02.99NH4NO346.717.8CO(NH2)200H2O32.8
0NH4H2PO47.691.99(NH4)2HPO413.22.98NH4NO338.214.2CO(NH2)27.173.54H2O33.7
0NH4H2PO47.491.73(NH4)2HPO412.92.59NH4NO327.99.24CO(NH2)214.06.16H2O37.7
0NH4H2PO47.411.58(NH4)2HPO412.82.37NH4NO318.45.64CO(NH2)220.78.46H2O40.8
0NH4H2PO47.981.80(NH4)2HPO413.72.70NH4NO39.913.21CO(NH2)229.712.8H2O38.6
0NH4H2PO48.471.96(NH4)2HPO414.62.95NH4NO300CO(NH2)239.517.5H2O37.5
-10NH4H2PO412.42.02(NH4)2HPO49.531.35NH4NO311.62.70CO(NH2)213.04.05H2O53.5
-10NH4H2PO413.12.15(NH4)2HPO410.01.44NH4NO36.061.44CO(NH2)218.25.75H2O52.7
-10NH4H2PO414.32.51(NH4)2HPO411.01.67NH4NO300CO(NH2)225.08.36H2O49.7
-10NH4H2PO49.331.40(NH4)2HPO47.155.94NH4NO317.13.70CO(NH2)28.562.47H2O57.8
-10NH4H2PO410.21.60(NH4)2HPO47.821.07NH4NO312.52.81CO(NH2)214.14.22H2O55.4
-10NH4H2PO411.31.87(NH4)2HPO48.641.25NH4NO36.901.64CO(NH2)220.76.56H2O52.5
-10NH4H2PO413.12.73(NH4)2HPO410.61.82NH4NO300CO(NH2)231.712.0H2O44.0
-10NH4H2PO47.171.04(NH4)2HPO45.40.692NH4NO327.25.65CO(NH2)200H2O60.1
-10NH4H2PO47.261.03(NH4)2HPO45.50.690NH4NO322.04.51CO(NH2)24.131.13H2O61.0
-10NH4H2PO48.041.20(NH4)2HPO46.150.799NH4NO318.33.91CO(NH2)29.152.61H2O58.4
-10NH4H2PO49.071.44(NH4)2HPO46.950.962NH4NO313.83.14CO(NH2)215.54.71H2O54.7
-10NH4H2PO410.11.69(NH4)2HPO47.711.13NH4NO37.641.85CO(NH2)222.97.38H2O51.7
-10NH4H2PO411.22.03(NH4)2HPO48.601.35NH4NO300CO(NH2)232.011.04H2O48.2
-10NH4H2PO49.771.71(NH4)2HPO411.21.71NH4NO329.37.35CO(NH2)200H2O49.7
-10NH4H2PO410.92.07(NH4)2HPO412.52.07NH4NO326.17.13CO(NH2)24.891.78H2O45.7
-10NH4H2PO411.32.19(NH4)2HPO413.02.19NH4NO320.45.65CO(NH2)210.23.77H2O45.0
-10NH4H2PO412.02.41(NH4)2HPO413.82.41NH4NO314.44.14CO(NH2)216.26.20H2O43.5
-10NH4H2PO413.02.77(NH4)2HPO414.92.77NH4NO37.792.38CO(NH2)223.49.53H2O40.9
-10NH4H2PO416.34.04(NH4)2HPO417.54.04NH4NO300CO(NH2)234.317.4H2O32.8
-10NH4H2PO48.021.35(NH4)2HPO49.211.35NH4NO331.17.52CO(NH2)200H2O51.7
-10NH4H2PO48.271.39(NH4)2HPO49.491.39NH4NO325.66.18CO(NH2)24.811.55H2O51.8
-10NH4H2PO49.121.63(NH4)2HPO410.51.63NH4NO321.25.45CO(NH2)210.63.63H2O48.6
-10NH4H2PO410.32.02(NH4)2HPO411.82.02NH4NO315.94.49CO(NH2)217.96.74H2O44.2
-10NH4H2PO411.22.38(NH4)2HPO412.92.38NH4NO38.702.65CO(NH2)226.110.6H2O41.1
-10NH4H2PO411.72.47(NH4)2HPO413.42.47NH4NO300CO(NH2)233.913.8H2O41.0
-10NH4H2PO46.811.12(NH4)2HPO47.821.12NH4NO332.47.64CO(NH2)200H2O53.0
-10NH4H2PO47.491.30(NH4)2HPO48.601.30NH4NO328.57.12CO(NH2)25.351.80H2O50.0
-10NH4H2PO48.001.43(NH4)2HPO49.181.43NH4NO322.85.87CO(NH2)211.43.91H2O48.6
-10NH4H2PO48.681.63(NH4)2HPO49.971.63NH4NO316.54.46CO(NH2)218.66.69H2O46.2
-10NH4H2PO49.361.75(NH4)2HPO410.81.75NH4NO300CO(NH2)233.412.0H2O46.5
-10NH4H2PO48.931.94(NH4)2HPO415.42.92NH4NO335.811.2CO(NH2)200H2O39.9
-10NH4H2PO48.781.79(NH4)2HPO415.12.68NH4NO328.18.23CO(NH2)25.272.06H2O42.7
-10NH4H2PO49.041.84(NH4)2HPO415.62.75NH4NO321.76.34CO(NH2)210.94.22H2O42.8
-10NH4H2PO49.041.76(NH4)2HPO415.62.64NH4NO314.54.05CO(NH2)216.36.08H2O44.6
-10NH4H2PO49.001.68(NH4)2HPO415.52.52NH4NO37.211.93CO(NH2)221.67.72H2O46.7
-10NH4H2PO49.411.77(NH4)2HPO416.22.66NH4NO300CO(NH2)228.310.2H2O46.1
-10NH4H2PO47.261.46(NH4)2HPO412.52.19NH4NO337.110.7CO(NH2)200H2O43.1
-10NH4H2PO47.261.40(NH4)2HPO412.52.10NH4NO329.78.24CO(NH2)25.562.06H2O45.0
-10NH4H2PO47.331.37(NH4)2HPO412.62.06NH4NO322.46.05CO(NH2)211.24.03H2O46.4
-10NH4H2PO47.591.42(NH4)2HPO413.12.13NH4NO315.54.17CO(NH2)217.46.25H2O46.4
-10NH4H2PO47.651.39(NH4)2HPO413.22.08NH4NO37.812.04CO(NH2)223.48.15H2O47.9
-10NH4H2PO49.302.07(NH4)2HPO416.03.11NH4NO300CO(NH2)235.615.2H2O39.0
-10NH4H2PO46.601.40(NH4)2HPO411.42.10NH4NO341.012.5CO(NH2)200H2O41.1
-10NH4H2PO46.461.21(NH4)2HPO411.11.82NH4NO324.06.48CO(NH2)212.04.32H2O46.4
-10NH4H2PO46.311.11(NH4)2HPO410.91.66NH4NO315.73.96CO(NH2)217.65.93H2O49.5
-10NH4H2PO46.801.24(NH4)2HPO411.71.86NH4NO38.452.21CO(NH2)225.38.84H2O47.7
-10NH4H2PO47.411.42(NH4)2HPO412.72.13NH4NO300CO(NH2)234.512.7H2O45.3
Notes:
   Table 1  a  A is the mol ratio of NH3:H3PO4.
   Table 1  b  B is the mass ratio of N:P2O5.
   Table 1  c  These systems solidified completely at –10 °C.

Method/Apparatus/Procedure:
   An improved polythermic method was used (1).

Source and Purity of Materials:
   All materials were of chemically pure grade

Estimated Errors:
   Solubility: No information is given.
   Temperature: No information is given.

References:
   1Erayzer, L.N.; Kaganskiy, I.M. Zavod. Lab. 1967, 1, 119.