Western Canadian Select

Stream Description

Western Canadian Select is a Hardisty based blend of conventional and oilsands production managed by Canadian Natural Resources, Cenovus Energy, and Suncor Energy. Argus has launched daily volume-weighted average price indexes for Western Canadian Select (WCS) and will publish this index in the daily Argus Crude and Argus Americas Crude publications.

Most Recent Sample Details

Batch: WCS-1469 --- Date: July 02, 2024 --- Sample Location: Hardisty

Other than slightly reduced butanes, the July 2nd sample of Western Canadian Select was consistent with historical averages. Simulated distillation results showed a smaller naphtha and larger residue.

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Safety Data Sheets

Safet Data Sheets (SDS) are provided for reference only. Always check producer's or shipper's website for up-to-date information. Visit our Industry Resources page for quick links to external SDS databases.

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Property (unit)	Most Recent: 2024-07-02	6 Month Average	1 Year Average	5 Year Average
Density (kg/m³)	932.7	924.0	926.4	927.2
Gravity (°API)	20.1	21.5	21.1	21.0
Sulphur (wt%)	3.80	3.66	3.69	3.64
Micro Carbon Residue (wt%)	10.00	9.95	10.02	9.86
Sediment (ppmw)	---	256	244	211
Total Acid Number (mgKOH/g)	1.00	0.88	0.90	0.95
Salt (ptb)	---	8.8	9.7	12.2
Nickel (mg/kg)	54.6	55.7	53.7	54.5
Vanadium (mg/kg)	129.0	128.7	128.0	130.5

Component by GC/FID	Most Recent: 2024-07-02	6 Month Average	1 Year Average	5 Year Average
C3- (vol%)	0.07	0.10	0.10	0.10
iC4 iso-Butane (vol%)	0.66	0.80	0.86	0.90
nC4 n-Butane (vol%)	1.47	1.78	1.87	1.87
iC5 iso-Pentane (vol%)	2.48	2.84	2.61	2.37
nC5 n-Pentane (vol%)	2.78	3.11	2.88	2.61
C6 Hexanes (vol%)	3.91	4.46	4.20	3.87
C7 Heptanes (vol%)	2.86	3.31	3.09	3.01
C8 Octanes (vol%)	2.39	2.57	2.42	2.35
C9 Nonanes (vol%)	1.80	1.75	1.64	1.64
C10 Decanes (vol%)	0.80	0.82	0.82	0.88

Component by GC/FID	Most Recent: 2024-07-02	6 Month Average	1 Year Average	5 Year Average
Benzene (vol%)	0.11	0.14	0.13	0.12
Toluene (vol%)	0.21	0.31	0.29	0.28
Ethylbenzene (vol%)	0.04	0.05	0.05	0.05
Xylenes (vol%)	0.27	0.34	0.32	0.33

Mass % Recovered by ASTM D7169	Most Recent: 2024-07-02 (°C)	5 Year Average (°C)	Most Recent: 2024-07-02 (°F)	5 Year Average (°F)
IBP	34.3	19.0	93.7	66.2
5	53.8	46.9	128.8	116.4
10	141.0	114.2	285.8	237.6
20	271.5	249.8	520.7	481.6
30	347.6	329.0	657.7	624.2
40	414.3	396.2	777.7	745.2
50	478.2	460.0	892.8	860.0
60	552.9	532.4	1,027.2	990.3
70	635.2	615.5	1,175.4	1,139.9
80	713.9	702.8	1,317.0	1,297.0
90	---	---	---	---
95	---	---	---	---
99	---	---	---	---

Component by GC/FID	Most Recent: 2024-07-02	6 Month Average	1 Year Average	5 Year Average
C3- (mass%)	0.04	0.05	0.05	0.05
iC4 iso-Butane (mass%)	0.40	0.49	0.53	0.55
nC4 n-Butane (mass%)	0.93	1.14	1.19	1.19
iC5 iso-Pentane (mass%)	1.66	1.92	1.76	1.60
nC5 n-Pentane (mass%)	1.88	2.12	1.97	1.78
Hexanes (mass%)	2.78	3.20	3.01	2.77
Heptanes (mass%)	2.11	2.47	2.30	2.24
Octanes (mass%)	1.81	1.97	1.85	1.79
Nonanes (mass%)	1.39	1.36	1.28	1.28
Decanes (mass%)	0.63	0.65	0.65	0.70

Component by GC/FID	Most Recent: 2024-07-02	6 Month Average	1 Year Average	5 Year Average
Benzene (mass%)	0.10	0.13	0.12	0.12
Toluene (mass%)	0.20	0.30	0.27	0.26
Ethylbenzene (mass%)	0.04	0.05	0.05	0.05
Xylenes (mass%)	0.25	0.32	0.30	0.31

Property (units)	Five Year Average	2024-07-02	2024-06-08	2024-06-01	2024-05-08	2024-05-03	2024-04-07
Density (kg/m³)	927.2 ± 5.2	932.7	928.6	926.6	924.8	924.0	921.1
Gravity (°API)	21.0 ± 0.9	20.1	20.8	21.1	21.4	21.5	22.0
Sulphur (wt%)	3.64 ± 0.10	3.80	3.73	3.70	3.55	3.67	3.54
Micro Carbon Residue (wt%)	9.86 ± 0.29	10.00	10.00	10.10	10.20	9.70	9.90
Sediment (ppmw)	211 ± 70	---	---	178	145	---	---
Total Acid Number (mgKOH/g)	0.95 ± 0.10	1.00	0.78	0.85	0.84	0.83	0.94
Salt (ptb)	12.2 ± 4.2	---	---	11.5	5.4	---	---
Nickel (mg/kg)	54.5 ± 3.7	54.6	60.1	55.5	51.6	55.0	56.5
Vanadium (mg/kg)	130.5 ± 6.1	129.0	131.0	127.0	124.0	133.0	127.0

Component by GC/FID	Five Year Average	2024-07-02	2024-06-08	2024-06-01	2024-05-08	2024-05-03	2024-04-07
C3- (vol%)	0.10 ± 0.02	0.07	0.07	0.07	0.12	0.09	0.09
iC4 iso-Butane (vol%)	0.90 ± 0.13	0.66	0.69	0.67	0.70	0.67	0.83
nC4 n-Butane (vol%)	1.87 ± 0.29	1.47	1.53	1.51	1.63	1.55	1.77
iC5 iso-Pentane (vol%)	2.37 ± 0.36	2.48	2.87	3.09	3.24	2.59	2.73
nC5 n-Pentane (vol%)	2.61 ± 0.39	2.78	3.19	3.36	3.53	2.85	2.92
C6 Hexanes (vol%)	3.87 ± 0.52	3.91	4.33	4.43	4.70	4.14	4.43
C7 Heptanes (vol%)	3.01 ± 0.38	2.86	3.03	3.03	3.24	3.12	3.55
C8 Octanes (vol%)	2.35 ± 0.44	2.39	2.27	2.24	2.46	2.43	2.96
C9 Nonanes (vol%)	1.64 ± 0.32	1.80	1.52	1.50	1.65	1.69	2.11
C10 Decanes (vol%)	0.88 ± 0.15	0.80	0.72	0.71	0.74	0.78	0.90

Component by GC/FID	Five Year Average	2024-07-02	2024-06-08	2024-06-01	2024-05-08	2024-05-03	2024-04-07
Benzene (vol%)	0.12 ± 0.02	0.11	0.13	0.13	0.14	0.13	0.14
Toluene (vol%)	0.28 ± 0.06	0.21	0.29	0.26	0.28	0.30	0.33
Ethylbenzene (vol%)	0.05 ± 0.02	0.04	0.04	0.03	0.04	0.05	0.06
Xylenes (vol%)	0.33 ± 0.07	0.27	0.32	0.28	0.30	0.32	0.36

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

Western Canadian Select

Stream Description

Most Recent Sample Details

Last Six Sample Data

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