Isthmus
Isthmus
Reference ID
Mexico
Origin:
API Gravity
32.0
32.9
ESD 97
OGJ 00
Equation(s) for Predicting Evaporation
%Ev = (2.48 + 0.045T)ln(t)
Where %Ev = weight percent evaporated; T = surface temperature (°C); t = time (minutes)
ESD 98
Sulphur (weight %)
Evaporation
(weight %)
0
29
Flash Point (°C)
Evaporation
(weight %)
0
29
1.40
1.37
1.75
OGJ 00
ESD 97
ESD 99
-13
>95
ESD 97
ESD 98
45.5
OGJ 00
0.8761
0.8602
0.8645
0.8601
0.9352
0.9228
0.9160
ESD 97
OGJ 00
ESD 97
ESD 98
-36
-32
-3
OGJ 00
ESD 97
ESD 98
33
13
10
1388
324
128
ESD 97
Reid Vapour Pressure (kPa)
Density (g/mL)
Evaporation
(weight %)
0
29
Temperature
(°C)
0
15
25
0
15
25
Pour Point (°C)
Evaporation
(weight %)
0
29
Dynamic Viscosity (mPa s or cP)
Evaporation
(weight %)
0
29
Temperature
(°C)
0
15
25
0
15
25
ESD 98
(a)
(a) slightly non-newtonian
Copyright Environment Canada, Emergencies Science and Technology Division
Isthmus
Reference ID
Kinematic Viscosity (mm²/s or cSt)
Temperature
(°C)
25
Hydrocarbon Groups (weight %)
Evaporation
(weight %)
0
29
Saturates
Aromatics
Resins
Asphaltenes
Waxes
Saturates
Aromatics
Resins
Asphaltenes
Adhesion (g/m²)
Evaporation
(weight %)
0
29
Volatile Organic Compounds (ppm)
Evaporation
(weight %)
0
29
Surface Tension (mN/m or dynes/cm)
Evaporation
(weight %)
0
9
OGJ 00
60
28
6
5
2
1
48
36
9
7
ESD 98
23
23
Benzene
Toluene
Ethylbenzene
Xylenes
C3-benzenes
Total BTEX
Total VOCs
Benzene
Toluene
Ethylbenzene
Xylenes
C3-benzenes
Total BTEX
Total VOCs
SD = 2
SD = 1
380
8541
1505
5986
8425
16412
24837
0
1
0
1
26
3
29
Temperature
(°C)
0
15
25
0
15
25
27.5
26.7
26.2
DNF
30.7
29.9
Oil/Salt Water Interfacial Tension (mN/m or dynes/cm)
Temperature
Evaporation
(°C)
(weight %)
0
0
15
25
23.7
23.0
16.2
29
OGJ 00
ESTD 02
ESD 98
Copyright Environment Canada, Emergencies Science and Technology Division
ESD 98
ESD 97
ESD 98
ESD 97
ESD 00
ESD 98
ESD 00
ESD 97
ESD 00
Isthmus
Isthmus
Reference ID
Oil/Salt Water Interfacial Tension (mN/m or dynes/cm)
Evaporation
Temperature
(weight %)
(°C)
29
0
15
25
DNF
18.5
15.4
Oil/Fresh Water Interfacial Tension (mN/m or
Temperature
Evaporation
(°C)
(weight %)
0
0
15
25
29
0
15
25
22.7
22.1
17.6
DNF
20.1
16.7
Boiling Point Distribution (weight %)
Evaporation
(weight %)
0
29
Boiling Point Distribution (°C)
Evaporation
(weight %)
0
Boiling Point
(°C)
40
60
80
100
120
140
160
180
200
250
300
350
400
450
500
550
600
650
250
300
350
400
450
500
550
600
650
700
Weight %
Weight %
Boiling Point
(°C)
0.7
1.6
3.2
5.6
7.9
10.8
14.6
18.6
22.1
31.3
41.3
51.4
60.6
69.3
76.7
82.5
88.8
93.8
7
19
33
45
57
67
75
82
87
91
5
10
15
20
25
30
Copyright Environment Canada, Emergencies Science and Technology Division
ESD 98
ESD 00
ESD 97
ESD 00
ESD 98
ESD 00
ESTD 02
ESD 99
ESD 97
Isthmus
Reference ID
Boiling Point Distribution (°C)
Evaporation
(weight %)
0
29
Weight %
Boiling Point
(°C)
ESD 97
35
40
45
50
55
60
65
70
75
80
85
90
95
5
10
15
20
25
30
35
40
45
50
55
60
65
70
75
80
85
90
ESD 99
Yield on Crude (volume %)
Boiling Range
(°C)
Naphtha (C5-177)
Kerosene (177-274)
Light gas oil (274-344)
Heavy gas oil (344-538)
Residue (>538)
25
18
12
27
17
OGJ 00
8.0
38.0
OGJ 00
Metals (ppm)
Nickel
Vanadium
Copyright Environment Canada, Emergencies Science and Technology Division