Specialty Gas

Payload Conversion

AMMONIA (NH₃)

33.64 LBS./CU. FT. WATER (H₂O)

BORON TRIFLUORIDE (BF₃)

41.0 LBS./CU. FT. H₂O

CARBON MONOXIDE (CO)

137.1 SCF/CU. FT. H₂O

(9.81 LBS./CU. FT. H₂O)

ETHANE (C₂H₆)

21.6 LBS./CU. FT. H₂O

ETHYLENE (C₂H₄)

DOT VESSEL-

WATER VOLUME OF DOT VESSEL x 62.3 LBS./CF H₂O =

LBS. OF H₂O x .355 (%H₂O BY WEIGHT) =

LBS. OF ETHYLENE

(x 13.8 SCF/LB. = SCF OF ETHYLENE)

(NOTE: A DIFFERENT CALCULATION IS USED FOR ASME VESSELS-CALL FIBA FOR ASSISTANCE)

FLUORINE/NITROGEN (F2N2)

  11.15 LBS./CU. FT. H₂O

HYDROGEN CHLORIDE (HCl)

  40.5 LBS./CU. FT. H₂O

LIQUEFIED NATURAL GAS (LNG)

3.56 LBS./U.S. GALLON

(@ -259˚ F AND 14.7 PSIA)

NITROGEN TRIFLUORIDE (NF₃)

28.82 LBS./CU.FT. H₂O @ 1450 PSIG

(MAXIMUM PRESSURE OF 1,450 PSIG)

SILANE (SiH₄)

20.12 LBS./CU. FT. H₂O

SULFUR HEXAFLUORIDE (SF₆)

74.76 LBS./CU. FT. H₂O

TETRAFLUOROETHYLENE, INHIBITED (TFE)

7.02 LBS./CU. FT. H₂O @ 500 PSIG

13.8 LBS./CU. FT. H₂O @ 1,000 PSIG

VINYLIDENE FLUORIDE (VF₂)

 45.5 LBS./CU. FT. H2O

FLUOROCARBONS

R14-TETRAFLUOROMETHANE (CF₄)

67.0 LBS./CU. FT. H₂O

R22- CHLORODIFLUOROMETHANE (CHClF₂)

62.3 LBS./CU. FT. H₂O

R23- TRIFLUOROMETHANE (CHF₃)

45.0 LBS./ CU. FT. H₂O

R116- HEXAFLUOROETHANE (C₂F₆)

65.0 LBS./CU. FT. H₂O

R142b-1-CHLORO-1, 1-DIFLUOROETHANE (CH₃CClF₂)

9.22 LBS./CU. FT.