Male NIST Anti Confusion Probes x9
• Set of six or 9 Stainless Steel gas specific NIST probes
• Gases include O2, O2/N2O, N2O,Air-4 Bar, Air-7 Bar, Vacuum
• 9 include CO2, N, HEO2 (Carbon Dioxide, Nitrogen, Heliox [He ≤ 80% (Volume fraction)])
• Calibrated to BS EN ISO 5359:2008
• In compliance with HTM02-01 and relevant European Standards and all preceding standards.