Page 99 - Praxair - Specialty Gases and Equipment Reference Guide

Acetylene

Balance (M)SDS (M)SDS Regulator Page
Gas Range Recommendations
Nitrogen 1.0 - 3.2% P-18-0450 Single Stage PRS40023331-CGA E •245
3.21 - 5.0% P-18-0451-B Two Stage PRS40123331-CGA E •244
Line PRS40052001-000 E •246

Balance Concentration CGA Praxair Grades* Cylinder Pressure Contents
Gas Range E N M P C U Style psig ft 3 m 3
Nitrogen 1 - 9999 ppm 350 • • • AS 2000 143 4.0
• • • AQ 2200 82 2.3
• • • A3 2200 31 0.9
• • • K 2000 209 5.9
• • • Q 2000 70 2.0
• • • G 2000 35 1.0
1 - 5% 350 • • • AS 2000 142 4.0
(1)
• • • K 2000 209 5.9
510 • • • FX 240 66 1.9
(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

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