Medium Sour Blend

Stream Description

Medium Sour Blend is a mixture of all light and medium sour feeders that were formerly shipped as Sour Low Edmonton, Sour High Edmonton, and Mixed Sour Blend. Feeders are pooled in Superior and undergo an equalization process.

Most Recent Sample Details

Batch: MSB-6020 --- Date: August 16, 2023 --- Sample Location: Superior

Marginally reduced butanes and elevated pentanes were observed in the August sample of Medium Sour Blend. Simulated distillation results showed smaller distillate and gas oil fractions with a larger residue.

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Enbridge Pooled Crude Quality Specification

Pooled crudes at Superior are subject to quality specifications set by Enbridge. Test methods employed, typical results, testing frequency, and mitigation/penalty details can be found from the most recent specifications document . Contact Enbridge Pipelines directly for additional information regarding pooled crude quality requirements.

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Property (unit)	Most Recent: 2023-08-16	6 Month Average	1 Year Average	5 Year Average
Density (kg/m³)	843.3	857.3	858.2	852.9
Gravity (°API)	36.1	33.4	33.2	34.3
Sulphur (wt%)	1.60	1.70	1.84	1.70
Micro Carbon Residue (wt%)	4.50	4.30	4.82	4.30
Sediment (ppmw)	235	287	405	397
Total Acid Number (mgKOH/g)	0.20	0.16	0.20	0.26
Salt (ptb)	16.5	24.0	21.7	31.9
Nickel (mg/kg)	20.3	15.5	17.2	15.1
Vanadium (mg/kg)	44.2	32.3	36.5	34.2
Olefins (wt%)	---	---	ND	ND

Component by GC/FID	Most Recent: 2023-08-16	6 Month Average	1 Year Average	5 Year Average
C3- (vol%)	0.29	0.32	0.32	0.34
iC4 iso-Butane (vol%)	0.71	0.83	0.83	0.91
nC4 n-Butane (vol%)	2.34	2.63	2.65	2.72
iC5 iso-Pentane (vol%)	2.96	2.17	2.23	1.91
nC5 n-Pentane (vol%)	3.46	2.66	2.88	2.44
C6 Hexanes (vol%)	6.51	6.46	6.78	5.89
C7 Heptanes (vol%)	5.74	6.07	6.35	6.06
C8 Octanes (vol%)	5.25	5.61	5.78	5.42
C9 Nonanes (vol%)	3.58	3.92	4.00	3.87
C10 Decanes (vol%)	1.71	1.97	1.99	2.09

Component by GC/FID	Most Recent: 2023-08-16	6 Month Average	1 Year Average	5 Year Average
Benzene (vol%)	0.36	0.54	0.56	0.44
Toluene (vol%)	0.68	0.91	0.97	0.81
Ethylbenzene (vol%)	0.25	0.38	0.39	0.31
Xylenes (vol%)	0.65	0.61	0.65	0.71

Mass % Recovered by ASTM D7169	Most Recent: 2023-08-16 (°C)	5 Year Average (°C)	Most Recent: 2023-08-16 (°F)	5 Year Average (°F)
IBP	34.2	10.4	93.6	50.7
5	46.2	46.9	115.2	116.4
10	75.2	86.9	167.4	188.4
20	139.0	144.5	282.2	292.1
30	209.7	205.4	409.5	401.7
40	281.2	269.2	538.2	516.6
50	349.0	329.8	660.2	625.6
60	418.2	390.8	784.8	735.4
70	496.6	457.3	925.9	855.1
80	602.7	544.3	1,116.9	1,011.7
90	---	655.9	---	1,212.6
95	---	667.4	---	1,233.3
99	---	704.5	---	1,300.1

Component by GC/FID	Most Recent: 2023-08-16	6 Month Average	1 Year Average	5 Year Average
C3- (mass%)	0.17	0.19	0.18	0.20
iC4 iso-Butane (mass%)	0.48	0.55	0.55	0.61
nC4 n-Butane (mass%)	1.63	1.81	1.82	1.88
iC5 iso-Pentane (mass%)	2.19	1.59	1.62	1.40
nC5 n-Pentane (mass%)	2.59	1.96	2.12	1.81
C6 Hexanes (mass%)	5.12	5.00	5.24	4.58
C7 Heptanes (mass%)	4.68	4.86	5.09	4.89
C8 Octanes (mass%)	4.40	4.62	4.76	4.49
C9 Nonanes (mass%)	3.06	3.30	3.36	3.27
C10 Decanes (mass%)	1.49	1.68	1.70	1.80

Component by GC/FID	Most Recent: 2023-08-16	6 Month Average	1 Year Average	5 Year Average
Benzene (mass%)	0.38	0.56	0.57	0.46
Toluene (mass%)	0.70	0.92	0.98	0.83
Ethylbenzene (mass%)	0.26	0.39	0.40	0.31
Xylenes (mass%)	0.67	0.61	0.65	0.72

Property (units)	Five Year Average	2023-08-16	2023-07-07	2023-06-03	2023-05-06	2023-04-15	2023-03-24
Density (kg/m³)	852.9 ± 12.0	843.3	860.8	861.0	859.2	858.0	861.4
Gravity (°API)	34.3 ± 2.4	36.1	32.7	32.7	33.0	33.3	32.6
Sulphur (wt%)	1.70 ± 0.29	1.60	1.81	1.66	1.74	1.52	1.84
Micro Carbon Residue (wt%)	4.30 ± 0.94	4.50	4.20	3.90	4.50	3.90	4.80
Sediment (ppmw)	397 ± 311	235	---	---	339	---	---
Total Acid Number (mgKOH/g)	0.26 ± 0.16	0.20	0.16	0.16	ND	0.18	0.25
Salt (ptb)	31.9 ± 40.6	16.5	---	---	31.4	---	---
Nickel (mg/kg)	15.1 ± 5.3	20.3	11.4	17.5	14.7	12.4	16.5
Vanadium (mg/kg)	34.2 ± 13.1	44.2	24.3	35.2	25.7	28.5	35.6

Component by GC/FID	Five Year Average	2023-08-16	2023-07-07	2023-06-03	2023-05-06	2023-04-15	2023-03-24
C3- (vol%)	0.34 ± 0.07	0.29	0.34	0.36	0.33	0.27	0.33
iC4 iso-Butane (vol%)	0.91 ± 0.13	0.71	0.82	0.80	0.83	0.91	0.89
nC4 n-Butane (vol%)	2.72 ± 0.30	2.34	2.69	2.65	2.92	2.58	2.62
iC5 iso-Pentane (vol%)	1.91 ± 0.79	2.96	1.87	1.94	1.65	2.69	1.92
nC5 n-Pentane (vol%)	2.44 ± 0.85	3.46	2.39	2.41	2.12	3.22	2.33
C6 Hexanes (vol%)	5.89 ± 1.08	6.51	6.62	6.39	6.40	7.09	5.73
C7 Heptanes (vol%)	6.06 ± 0.87	5.74	6.47	6.13	6.25	6.32	5.49
C8 Octanes (vol%)	5.42 ± 0.95	5.25	5.89	5.58	6.13	5.04	5.76
C9 Nonanes (vol%)	3.87 ± 0.74	3.58	4.08	3.88	4.47	3.37	4.14
C10 Decanes (vol%)	2.09 ± 0.23	1.71	2.00	1.96	2.23	1.61	2.29

Component by GC/FID	Five Year Average	2023-08-16	2023-07-07	2023-06-03	2023-05-06	2023-04-15	2023-03-24
Benzene (vol%)	0.44 ± 0.16	0.36	0.59	0.58	0.73	0.50	0.49
Toluene (vol%)	0.81 ± 0.19	0.68	0.97	0.96	1.06	0.97	0.80
Ethylbenzene (vol%)	0.31 ± 0.15	0.25	0.42	0.41	0.54	0.30	0.38
Xylenes (vol%)	0.71 ± 0.16	0.65	0.54	0.58	0.59	0.65	0.63

Custom Cut Input
°C °F
Cut Name	Start Temperature	End Temperature
	IBP
	177
	343
	549

Medium Sour Blend

Stream Description

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Last Six Sample Data

Enbridge Pooled Crude Quality Specification

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Last Six Samples for Medium Sour Blend