|
Item |
Standard |
Testing Result |
Testing Method |
||
|
Density (20℃)(g/cm3) |
0.62-0.63 |
0.62 |
GB/T12576-1997 |
||
|
Pentane |
Neopentane（mol） |
≥ |
98 |
|
UOP6087 |
|
|
Isopentane（mol） |
|
|
98.8201 |
|
|
|
N-pentane（mol） |
|
|
0.9274 |
|
|
Appearence |
Colorless and transparent |
Colorless and transparent |
Visual |
||
|
C6 above heavies（mol）%≤ |
1 |
0.2179 |
UOP6087 |
||
|
Copper corrosion（20℃，3h）≤ |
1 |
1a |
GB/T264-88 |
||
|
Sulfur content ω.10-6≤ |
10 |
0.85 |
GB/T6324-2004 |
||
|
CO2 ppm≤ |
50 |
40 |
SH/T0230-92 |
||
|
Moisture ppm≤ |
20 |
12 |
Karl Fischer method |
||
|
Evaporation residue ppm ≤ |
10 |
3.5 |
GB/T12576-1997 |
||
|
Bromine Index ppm ≤ |
100 |
15.3 |
GB/T12576-1997 |
||
