As the main subcritical extraction solvents,butane and propane are food processing AIDS approved by the Ministry of Health of China.Please refer to the following national standard"Appendix C"-"Provisions on the Use of Processing Aids for Food Industry(hereinafter referred to as"Processing Aids")"for details.Subcritical solvents,such as tetrafluoroethane,which are not listed in this standard are not allowed to be used in food processing.
GB 2760-2011National standard for food safety Standard for use of food additives