Quick view Add to Wishlist Norlab Calibration Gases Div of Norco Norlab Methane Gas Cylinder-1971 99.0 Pure 17L (P) p/n P1971 CALIBRATION GAS - 36 MONTH SHELF LIFE. FEATURES UL STYLE""MARGIN-TOP0PX;PADDING-TOP 5PX; PADDING-BOTTOM 5PX;"" 99.0 PURE - 17 LITER (P) GAS NAME- METHANE - 1971 - FLAMMABLE 17 LITER STEEL CGA... MSRP: $68.91 Add to Cart The item has been added