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Pursuant to CA SB 478, if you are located in California, Airgas cannot display your product pricing until all items have been added to your shopping cart so that we can calculate all applicable fees, including, but not limited to, shipping and handling fees.
Econo-Cal® Calibration Cylinder. Reactive gas cylinder contain 10 ppm Sulfur Dioxide in Air. Contents are at 500psig, and the aluminum cylinders measure 13-3/4" x 3". The Econo-Cal® weights 1 lb. 1 oz. and contains approximately 34 liters at atmospheric pressure. Reactive gases have an expiration date listed on each cylinder.
