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للخلف

	لمحة عن دائرة تسويق النفط الخام
	مواصفات النفط الخام
	تأهيل مشتري النفط الخام
	موانئ تصدير النفط الخام

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Crude Oil Export Specifications
1- MARIB LIGHT CRUDE OIL
TABLE(1) WHOLE CRUDE PROPERTIES (DRY BASIS)
CRUDE
BALANCE
CRAVITY
API
45.2
45.2
SPECIFIC GRAVITY
60/60
0.8007
0.8007
SULFUR
WGT%
0.098
0.098
MERCAPTAN SULFUR
EGT PPM
6.0
4.0
POUR POINT
DEG C
- 48
NITROGEN
WGT %
0.0529
0.0524
BASIC NITROGEN
WGT %
0.0155
CON CARBON
WGT %
1.03
SALT CONTENT
PTB
1.20
REID VAPOR PRESSURE
PSI
7.9
NEUT . NUMBER
MG KOH/GM
0.04
0.04
H2S DISSOLVED
WGT PPM
<1
<1
H2O BY DISTILLATION
VOL %
<0.0001
VANADIUM
WGT PPM
0.50
0.49
NICKEL
WGT PPM
1.90
1.92
VISCOSITIES
DEG F
DEG C
CRUDE
cSt
40
4.4
[3.36]
60
15.6
2.56
77
25.0
2.09
80
26.7
2.02
100
37.8
1.63
104
40.0
1.55
122
50.0
(1.33)
140
60.0
(1.15)
LIGHT HYDROCARBONS % ON CRUDE
VOLUME %
WEIGHT %
ETHANE
0.01
0.01
PROPANE
0.28
0.18
ISOBUTANE
0.62
0.44
NORMAL BUTANE
3.85
2.81
ISOPENTANE
2.52
1.97
NORMAL PENTANE
2.87
2.27
VOLUME % DISTILLED AT 10 DEGREE F INTERVALS
EDG F
0
10
20
30
40
50
60
70
80
90
0
0.70
1.02
1.46
1.97
2.53
3.27
4.09
4.98
6.02
7.29
100
8.64
9.85
11.39
12.89
14.18
15.28
16.34
17.67
19.44
21.61
200
23.94
26.00
27.76
29.39
31.00
32.67
34.34
35.97
37.57
39.13
300
40.56
41.91
43.25
44.64
46.09
47.38
48.41
49.37
50.39
51.47
400
52.60
53.73
54.86
55.99
57.13
58.23
59.26
60.22
61.22
62.28
500
63.41
64.54
65.59
66.56
67.47
68.35
69.25
70.14
71.03
71.90
600
72.76
73.61
74.42
75.19
75.92
76.62
77.31
77.99
78.66
79.33
700
79.99
80.65
81.31
81.94
82.55
83.13
83.69
84.24
84.78
85.32
800
85.85
86.39
86.94
87.48
87.99
88.48
88.93
89.35
89.77
90.17
900
90.56
90.93
91.29
91.62
91.94
92.24
92.53
92.81
93.08
93.34
1000
93.59
93.83
94.07
94.31
94.58
94.88
2- Masila Blend (Masila/East Shabwa/Howarmine)
TEST
METHOD
UNIT
CRUDE
Density at 15 ⁰C
ASTM D 1298
kg/l
0.8691
API Gravity at 60/60 ⁰F
⁰API
31.218
Sulphur
ASTM D 2622
mass%
0.559
Carbon Reside Micro
ASTM D 4530
mass%
3
Bottom sediment and water
ASTM D 4007
v/v%
0.04
Salt as NaCl
ASTM D 3230
mg/l
3
Ash (550 ⁰C )
ASTM D 482
mass%
0.003
Total Nitrogen
ASTM D 4629
mg/kg
1100
Copper
IP 288
mg/kg
1
Iron
IP 288
mg/kg
1
Nickel
IP 288
mg/kg
6
Vandium
IP 288
mg/kg
10
Lead
IP 288
mg/kg
1
Chromium
IP 288
mg/kg
<1
Zinc
IP 288
mg/kg
<1
Calcium
IP 288
mg/kg
<1
Magnesium
IP 288
mg/kg
<1
Sodium
IP 288
mg/kg
<1
Acid value (black oil)
ASTM D 664
mg KOH/g
0.07
Reid vapor pressure (RVP)
ASTM D 323
kpa
16
Pour point (max)
ASTM D 97
⁰C
-3
Pour point (max)
ASTM D 97
⁰F
26.6
Pour point (min)
ASTM D 97
⁰C
-51
Pour point (min)
ASTM D 97
⁰F
-60
Flash point (PM)
ASTM D 93
⁰C
<25
Flash point (PM)
ASTM D 93
⁰F
<77
Hiptane insolubles
ASTM D 3279
mass%
3
Kinematic Visc.at 80 ⁰F
ASTM D 445
mm²/sec
13.93
Kinematic Visc.at 100 ⁰F
ASTM D 445
mm²/sec
9.385
Distillation
ASTM D 86