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Free Shipping on orders over $49Swoosh Cartridges, Chemical Composition: Carbon Dioxide, 1.53 Specific Gravity, Evaporation Rate: >1, 1.65 at 70 Deg F Vapor Density, Vapor Pressure: 0.86 psi at 70 Deg F, Slight Ethereal Odor/Scent, Colorless gas Form, For Condensate Drain Line Cleaning Only, Storage Temperature: >120 Deg C, 6/Pack
