Proposed revision is limited to the modification of Table 1’s maximum Butane and heavier % by volume. This proposed revision would increase the current maximum from 2.5% by volume to 10% by volume in Commercial Propane and Special Duty Propane.
TABLE 1 Detailed Requirements for Liquefied Petroleum Gases
Product Type
Commercial Commercial Commercial Special-Duty ASTM Test Methods
Propane Butane PB Mixtures Propane A (see Section 2)
Vapor pressure at 37.8 °C (100 °F), kPa (psig) max B
1435 (208) 483 (70) C 1435 (208) D1267D or D2598 or D6897
Heavier hydrocarbon contaminants: E
Butane and heavier, F % by volume, max
10 ... ... 10 D2163
Pentane and heavier, G % by volume, max
... 2.0 2.0 ... D2163
Propylene content, % by volume, max
... ... ... 5.0 D2163
Date Initiated: 06-20-2024
Technical Contact: Christopher Wagner
Item: 000
Ballot:
Status: