# The Cosmetic Products (Safety) Regulations 2003, Schedule 8: METHODS OF MANUFACTURE OF TALLOW DERIVATIVES


The following are the methods of manufacture referred to in regulation 5(5)—
(a) transesterification or hydrolysis at at least 200°C, 40 bars (40,000 hPa) for 20 minutes (glycerol and fatty acids and esters);
(b) saponification with sodium hydroxide solution, c(NaOH) = 12 mol/1 (glycerol and soap)—
(i) batch process: at 95°C for three hours; or
(ii) transesterification or hydrolysis at a temperature of at least 200°C and at an appropriate corresponding pressure, for 20 minutes (glycerol, fatty acids and fatty acid esters).

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Source: https://www.legislation.gov.uk/uksi/2003/835/schedule/8 (the official version)
Page: https://openlegislation.uk/cosmetic-products-safety-regulations-2003/schedule-8
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.