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rs485 Methanal solution gas testing

rs485 Methanal solution gas testing

2016-9-11. Introduction. Formaldehyde or methanal (HCHO) is the simplest aldehyde that is an important precursor to many chemical compounds. Yearly production of formaldehyde around the globe has exceeded 23 million tons during last few years ().Formaldehyde is a gas at room temperature, but readily converts into a variety of other gaseous derivatives like trioxane.

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