Mixture of Diisopropanolamine + Hydrogen sulfide + Water

Datasets

1. Mole fraction
2. Vapor or sublimation pressure, kPa

Mole fraction of Hydrogen sulfide (2) [ref]

Operational condition: Molality, mol/kg = 2.96 (Liquid)

Fixed		Measured
Temperature, K - Liquid	Pressure, kPa - Liquid	Mole fraction of Hydrogen sulfide (2) - Liquid
313.00	26.00	0.0304
313.00	50.00	0.0375
313.00	102.00	0.0429
313.00	195.00	0.0469
313.00	346.00	0.0507
313.00	554.00	0.0548
313.00	868.00	0.0600
313.00	1174.00	0.0649
333.00	47.00	0.0297
333.00	90.00	0.0361
333.00	158.00	0.0411
333.00	258.00	0.0451
333.00	413.00	0.0491
333.00	642.00	0.0529
333.00	978.00	0.0581
333.00	1315.00	0.0628
353.00	86.00	0.0284
353.00	150.00	0.0342
353.00	234.00	0.0388
353.00	341.00	0.0427
353.00	505.00	0.0468
353.00	736.00	0.0511
353.00	1453.00	0.0611

Vapor or sublimation pressure, kPa [ref]

Fixed			Measured
Mass fraction of Hydrogen sulfide (2) - Liquid	Mass fraction of Diisopropanolamine (1) - Liquid	Temperature, K - Gas	Vapor or sublimation pressure, kPa - Gas
0.0000	0.3691	295.32	2.80
0.0000	0.3691	303.22	3.80
0.0000	0.3691	313.30	6.90
0.0000	0.3691	323.55	11.80
0.0000	0.3691	333.75	19.30
0.0000	0.3691	343.96	30.60
0.0000	0.3691	354.17	46.30
0.0297	0.3510	312.75	26.70
0.0297	0.3510	322.57	34.90
0.0297	0.3510	332.39	47.20
0.0297	0.3510	342.25	65.20
0.0297	0.3510	351.98	90.70
0.0498	0.3424	295.52	36.60
0.0498	0.3424	302.90	41.50
0.0498	0.3424	312.66	51.00
0.0498	0.3424	322.36	65.60
0.0498	0.3424	322.40	65.90
0.0498	0.3424	332.12	87.10
0.0498	0.3424	332.16	87.30
0.0498	0.3424	342.00	117.90
0.0498	0.3424	351.66	158.90
0.0896	0.3263	294.73	156.50
0.0896	0.3263	302.91	181.10
0.0896	0.3263	312.62	212.90
0.0896	0.3263	322.27	260.40
0.0896	0.3263	332.03	323.70
0.0896	0.3263	341.74	392.10
0.0896	0.3263	351.41	473.10
0.0082	0.3507	322.14	16.40
0.0082	0.3507	331.82	23.50
0.0082	0.3507	341.46	34.00
0.0082	0.3507	351.17	49.30
0.0613	0.2900	294.82	50.50
0.0613	0.2900	302.96	61.50
0.0613	0.2900	312.79	81.10
0.0613	0.2900	322.58	107.50
0.0613	0.2900	332.47	143.00
0.0613	0.2900	342.21	188.80
0.0613	0.2900	352.24	246.20
0.0098	0.3051	312.80	11.20
0.0098	0.3051	322.65	16.10
0.0098	0.3051	332.52	24.10
0.0098	0.3051	342.41	35.50
0.0098	0.3051	352.31	52.30
0.0233	0.2999	312.81	22.00
0.0233	0.2999	322.66	29.10
0.0233	0.2999	332.47	40.10
0.0233	0.2999	342.36	55.90
0.0233	0.2999	352.20	78.60
0.0119	0.3023	312.67	13.00
0.0157	0.3015	312.83	15.40
0.0119	0.3023	322.39	18.30
0.0157	0.3015	322.68	21.30
0.0119	0.3023	332.03	26.50
0.0157	0.3015	332.56	30.20
0.0119	0.3023	342.02	38.50
0.0157	0.3015	342.45	43.80
0.0157	0.3015	352.44	63.10
0.0119	0.3023	352.44	57.80
0.0128	0.2078	313.14	13.80
0.0128	0.2078	323.63	20.30
0.0128	0.2078	333.51	29.30
0.0128	0.2078	342.86	42.40
0.0128	0.2078	352.83	61.70
0.0080	0.2072	313.37	11.70
0.0080	0.2072	323.59	17.40
0.0080	0.2072	333.78	26.10
0.0080	0.2072	343.73	38.70
0.0080	0.2072	353.20	55.80
0.0080	0.2072	353.78	57.00
0.0052	0.2065	312.82	9.90
0.0052	0.2065	322.66	15.00
0.0052	0.2065	332.53	22.50
0.0052	0.2065	342.43	34.00
0.0052	0.2065	352.50	49.90
0.0353	0.1997	294.30	24.60
0.0353	0.1997	303.00	30.90
0.0353	0.1997	303.12	30.30
0.0353	0.1997	313.13	40.90
0.0353	0.1997	322.76	55.70
0.0353	0.1997	322.81	55.50
0.0353	0.1997	332.70	76.60
0.0353	0.1997	337.67	89.90
0.0077	0.2035	313.33	12.50
0.0077	0.2035	323.45	18.00
0.0077	0.2035	333.66	26.50
0.0077	0.2035	343.92	39.20
0.0077	0.2035	353.93	57.70
0.0180	0.1031	294.23	23.20
0.0180	0.1031	303.02	28.10
0.0180	0.1031	312.89	35.00
0.0050	0.1043	313.41	12.80
0.0180	0.1031	322.78	46.00
0.0050	0.1043	323.53	17.60
0.0180	0.1031	332.72	62.20
0.0050	0.1043	333.83	25.60
0.0180	0.1031	342.66	85.70
0.0050	0.1043	343.81	37.20
0.0180	0.1031	352.58	116.60
0.0050	0.1043	354.20	53.90
0.0266	0.1016	294.97	72.00
0.0266	0.1016	303.01	85.30
0.0266	0.1016	312.90	104.20
0.0266	0.1016	322.76	128.50
0.0266	0.1016	332.73	158.50
0.0266	0.1016	342.60	195.70
0.0266	0.1016	352.56	242.70
0.0088	0.1024	312.84	17.90
0.0088	0.1024	322.67	24.30
0.0088	0.1024	332.53	33.60
0.0088	0.1024	342.82	47.50

Sources

• Measurements of H2S solubility in aqueous diisopropanolamine solutions and vapour pressure of diisopropanolamine
• Solubility of H2S in Aqueous Diisopropanolamine + Piperazine Solutions: New Experimental Data and Modeling with the Electrolyte Cubic Square-Well Equation of State

Note: These property values are available through the Cheméo API. A free account gives you an access key.