Page 103 - Praxair - Specialty Gases and Equipment Reference Guide

Butane

Balance (M)SDS (M)SDS Regulator Page
Gas Range Recommendations
Air 1 - 9500 ppm P-18-0090-A Single Stage PRS40023331-CGA E •245
Helium 0.5 ppm - 3.8% P-18-0134-B Two Stage PRS40123331-CGA E •244
3.81 - 50% P-18-0452-A Line PRS40052001-000 E •246
Nitrogen 1 ppm - 4.6% P-18-0076-A
5.61 - 50% P-18-0453

Balance Concentration CGA Praxair Grades* Cylinder Pressure Contents
Gas Range E N M P C U Style psig ft 3 m 3
Air 0.5 - 9500 ppm 590 • • • AS 2000 146 4.13
(1)
• • • AQ 2200 84 2.40
L.E.L. 1.9% • • • A3 2200 32 0.90
Helium 0.5 ppm - 50% 350 • • • AS 2000 146 4.10
(1)
• • • AQ 2200 84 2.40
• • • A3 2200 32 0.90
• • • K 2000 199 5.64
• • • Q 2000 67 1.90
• • • G 2000 34 0.96
Nitrogen 0.5 ppm - 50% 350 • • • AS 2000 146 4.10
(1)
• • • AQ 2200 84 2.40
• • • A3 2200 32 0.90
• • • K 2000 199 5.64
• • • Q 2000 67 1.90
• • • G 2000 34 0.96
(1) Cylinder pressure and contents will vary proportionately at higher concentrations.
* Key for Praxair Mixture Grades (Refer to page C •92 for complete specification details.)
EPA (E), Primary Master (PM), Certified Master (CM), Primary Standard (P),
Certified Standard (C), Non-Certified Standard (U)

Section C – Mixtures

C•102 1-877-PRAXAIR www.praxairdirect.com