Page 31 - Praxair - Specialty Gases and Equipment Solutions

C 4H 6
1,3 Butadiene

Transportation (M)SDS Reference
Information P-4571
UN Number: 1010 CAS Number
United States of America Canada Mexico
Shipping Name Butadienes, Butadienes, Butadienes, 106 - 99 - 0
Stabilized Stabilized Stabilized General Description
Hazard Class 2.1 2.1 2.1 Colorless, flammable, liquefied gas
Label Flammable Flammable Flammable with a mildly aromatic odor.
Gas Gas Gas

Product/Grade Purity Part Cylinder H 2 O Butadiene Butenes Sulfur
Number Dimer
Chemically Pure (CP), 2.0 99.0 wt% BD 2.0 FX/FXS, (1) – – – –
(liquid phase) LP5
Concentrations given are ppm by volume unless otherwise specified.
Maximum ppm unless otherwise noted.
(1) FXS cylinders include eductor tube.

Cylinders

Cylinder Style Size Connection Pressure Volume Gross Weight
Type in (cm) CGA psig (bar) lbs (kgs) lb (kg)
FX/FXS Low Pressure Steel 45 x 15 (114.3 x 38.1) 510, 555 21.4 (1.48) 129 (58.5) 203 (92)
LP5 Low Pressure Steel 17.7 x 12 (44.8 x 30.5) 510 21.4 (1.48) 25 (11.36) 45 (20.45)

Equipment Recommendations

Section B – Pure Gases
i
See Section D for additional
information on Praxair products
for the Hydrocabon Processing
Industry (pages D•175 - D•184).
Due to extreme reactivity
and tendency to polymerize,
1,3- Butadiene is shipped
with an inhibitor.
2002 Series – High Purity
Economical Regulator
(see page E •257)

B•30 1-877-PRAXAIR www.praxairdirect.com