Technical propane GOST 20448-90 |
| № |
Indicators |
Standard |
| 1 |
amount of methane, ethane and ethylene |
not standardized |
|
amount of propane and propylene, min |
75 |
|
amount of butanes and butylenes, min |
not standardized |
|
max |
not standardized |
| 2 |
volume fraction of liquid residue at 20оС, % max |
0,7 |
| 3 |
vapour Pressure, excess, MPa, at temperature: |
|
|
45 оС, max |
1,6 |
|
20 оС, min |
0,16 |
| 4 |
mass fraction of hydrogen sulfide and mercaptan sulfur,%, max |
0,013 |
|
incl. hydrogen sulfide, max |
0,003 |
| 5 |
content of free water and alkali |
no |
| 6 |
intensity of smell, scores, min |
3 |
|
|
