Page 120 - Praxair - Specialty Gases and Equipment Reference Guide
P. 120

Krypton






            Balance       (M)SDS            (M)SDS                       Regulator                        Page
            Gases         Range                                          Recommendations
            Argon         1 ppm - 50%       P-18-0473-A                  Single Stage   PRS40023331-CGA   E •245
                                                      (1)
            Helium        1 ppm - 50%       P-18-0474-A                  Two Stage     PRS40123331-CGA    E •244
                                                      (1)
            Nitrogen      1 ppm - 50%       P-18-0475-A                  Line          PRS40052001-000    E •246
                                                      (1)

              Balance     Concentration     CGA    Praxair Grades*      Cylinder  Pressure   Contents
              Gas         Range                    E  N   M   P  C   U  Style     psig       ft 3    m 3
              Argon       50 ppm - 99.9%    580               •   •   •   AS      2000       153     4.33
                                                              •   •   •   K       2000       226     6.40
                                                              •   •   •   Q       2000         75    2.12
                                                              •   •   •   G       2000         38    1.08
              Helium      50 ppm - 99.9%    580               •   •   •   AS      2000       137     3.88
                                                              •   •   •   K       2000       203     5.75
                                                              •   •   •   Q       2000         68    1.93
                                                              •   •   •   G       2000         34    0.96
              Nitrogen    50 ppm - 99.9%    580               •   •   •   AS      2000       142     4.02
                                                              •   •   •   K       2000       209     5.92
                                                              •   •   •   Q       2000         70    1.98
                                                              •   •   •   G       2000         35    0.99
              (1)   For concentrations above 50%, the (M)SDS for the inverse mixture applies (i.e. Argon in Krypton).
              *  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)







































            1-877-PRAXAIR                     www.praxairdirect.com                                        C•119    Section C – Mixtures
   115   116   117   118   119   120   121   122   123   124   125