Characteristics
(1) Good power capacity
(2) Low price
(3) High cleanness
(4) good security
(5) environment-friendly fuel, and low pollution
(6) good versatility
Technical indexes
Item |
Quality index |
Test method |
90 |
93 |
95 |
97 |
Antidetonating quality:
¡¡¡¡Research octane number£¨RON£© not less than
¡¡¡¡Anti-knock index£¨RON+MON£©/2 not less than
|
90
85
|
93
88
|
95
90
|
97
¡ª
|
GB/T 5487
GB/T 503
GB/T 5487 |
Pb, g/L not more than |
0.005 |
GB/T 8020 |
Distillation range
:
¡¡¡¡Evaporating temperature on 10%, ¡æ not more than
¡¡¡¡Evaporating temperature on 50%, ¡æ not more than
¡¡¡¡Evaporating temperature on 90%, ¡æ not more than
¡¡¡¡End point, ¡æ not more than
¡¡¡¡Residual quantity, %£¨v/v£© not more than |
70
120
190
205
2
|
GB/T 255-1988 |
Vapor pressure, KPa
¡¡¡¡From Sep., 16 to March 15 not more than
From March 16¡¡ to Sep., 15 not more than
|
88
74
|
GB/T 8017 |
Existent gum, mg/100mL not more than |
4 |
GB/T 8019 |
Induction period, min not more than |
480 |
GB/T 8018 |
S , %£¨m/m£© not more than
|
0.05
|
GB/T380
SH/T0253
GB/T11140 |
Mercaptan£¨meet one of requirements £©:
¡¡¡¡doctor test
¡¡¡¡mercaptan sulfur , %£¨m/m£© not more than |
pass
0.001
|
SH/T 0174
GB/T 1792
|
Copper sheet corrosion£¨50¡æ, 3h£©, grade not more than |
1 |
GB/T 5096 |
Water soluble acid or alkali |
no |
GB/T 259 |
Mechanical impurities |
no |
eyeballing |
Methanol , %£¨v/v£© |
10¡ª55 |
SH/T 0663 |
Moisture, %£¨v/v£© not more than |
0.2 |
SH/T0246 SH/T11133 |
Benzene , %( v/v) not more than |
2.5 |
SH/T0713-2002 SH/T0693 |
Mn , g/L not more than |
0.018 |
SH/T0711-2002 |
Fe , g/L not more than |
0.010 |
SH/T0712-2002 |
arene , %( v/v) not more than |
40 |
GB/T11132-2002 |
alkene , %( v/v) not more than |
35 |
GB/T11132-2002 |
Technical indexes of additive for high clean methanol gasoline for automobile
Item |
Index |
Appearance |
clear and transparent, without any suspension and precipitation |
Density,g/cm3 |
0£®80-0£®86 |
Existent gum,mg/100mL¡Ü |
5.0 |
Moisture, %£¨v/v£©¡Ü |
0£®5 |
Copper sheet corrosion£¨50¡æ, 3h£©grade¡Ü |
1 |
Mn , g/L |
no |
Fe , g/L |
no |
Cu , mg/L¡Ü |
0.08 |
pH value |
6£®5-9£®0 |
|
