Methylene chloride

Vietnamese Coffee Exporter

Methylene chloride is a colorless, volatile liquid with a sweet smell used as a solvent during the decaffeination process from green coffee. Coffee terms about Processing | The approach you should know are as follows:

Decaffeination with Methylene chloride

The decaffeination process with methylene chloride is the same as the processing of Ethyl Acetate (EA) with a significant difference. Because MC does not occur naturally in plants, decaffeinated coffee cannot be labeled “naturally decaffeinated.” (naturally decaffeinated).

methylene-chloride-mc
Methylene color (MC)

However, MC has been identified by some health organizations as not endangering health in quantities of less than ten parts per million (10 PPM or 0.001%). In decaffeinated coffee MC, MC is still in the form of traces, below 1 PPM. Furthermore, the MC is highly volatile and volatile at 40°C. Meanwhile, with the high temperature of the roasting process (about 204°C) and concoctions (about 93°C), it is improbable that the MC is left in the final drink.

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