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Homebrew Talk - Beer, Wine, Mead, & Cider Brewing Discussion Forum

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  1. M

    Food grade Co2?

    All: There is a HUGE difference in various CO2 QVL's (Quality Verification Levels - there are five). ISBT (International Society of Beverage Technologists) has CO2 Guidelines for quality - this is what you want. Also CGA G-6.2 QVL I is Beverage Grade CO2 equivalent to ISBT. "Food Grade" is...
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