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| Propane | ||
| Test Item | Test Method | Specification |
| Sp. Gr. 15.6/ 15.6 Deg.C | ASTM D2598 | To be reported |
| Vapor pressure (psig at 100 Deg.F) | ASTM D 1267 or D 2598 | Max 200 |
| Propane content (vol %) | ASTM D 2163 | Min 96.0 |
| Ethane content (vol %) | ASTM D 2163 | Max 2.0 |
| Volatile residue (Butane+)(Vol %) | ASTM D 2163 | Max 2.5 |
| Residue on evaporation of 100ml | ASTM D 2158 | Max 0.05 |
| Oil stain observation | ASTM D 2158 | Pass |
| Copper corrosion | ASTM D 1838 | No.l strip |
| Sulfur content (ppm) | ASTM D 1266 or D 5453 | Max 20 |
| H2S | ASTM D 2420 or IP103 | Negative |
| Moisture | ASTM D 2713 or D 1744 | Pass |
| Butane | ||
| Test Item | Test Meth od | Specification |
| Sp. Gr，15.6/ 15.6 Deg.C. | ASTMD2598 | To be reported |
| Vapor Pressure (psig at 100deg.F) | ASTM D 1267 or D 2598 | Max 70 |
| Butane content (vol%) | ASTM D 2163 | Min 95.0 |
| Iso-butane content (vol%) | ASTM D 2163 | Min 35.0 |
| Volatile residue (Pentanc +)(vol%) | ASTM D 2163 | Max 2.0 |
| Copper corrosion | ASTM D 1838 | No. 1 strip |
| Sulfur content(ppm) | ASTM D 1266 or D 5453 | Max 20 |
| H2S | ASTM D2420 | Negative |
| Free water | Visual | None |