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testing-requirements-for-co2
testing-requirements-for-co2

Testing requirements for CO2

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In the developed world markets, such as the US, the lion’s share of merchant carbon dioxide (CO2) product is sold to the food and beverage industries, often representing about 70% of total production, and the balance is industrial usage. Then, of this greater 70% food and beverage usage, likely 70% is food alone, and 30% is beverage.

The most sensitive specification might likely be USP (United States Pharmacopeia ) grade, which in many ways represents less than 5% of the overall markets. However, it requires a significant amount of record keeping, assuring the grade is produced accordingly. This USP is largely sold to the medical-related markets. The major gas companies reserve a few plants in strategic locations which produce a USP grade, otherwise most plants produce a beverage (and food grade) product.

What is encountered most of the time, with respect to keeping a quality standard, is probably beverage grade, often referred to ISBT grade (International Society of Beverage Technologists). Historically, contamination of a liquid product has been reported by major soft drink manufacturers (I recall such reports in Europe in the past).

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