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Extraction of Triacetin
提三醋精之法
夫欲得三醋精，必有其法。先置诸物于器，或用溶媒以化之，观其性也。溶媒者，择宜者为佳，其质当与三醋精相和，而别于他物。
置器于稳处，或微温之，使溶媒与含三醋精之物相混，久搅之，令其充分交融。时也，三醋精渐入溶媒中。
待其交融已，以滤器分其清浊。浊者弃之，留其清液，此液中多含三醋精。
继而，欲得纯三醋精，可加热清液，使溶媒蒸发而去。然火不可猛，以防三醋精损也。待溶媒尽，余者即为三醋精。其色或清或微浊，视初物之纯杂耳。行此法者，当慎之又慎，循规蹈矩，方可成其事而得三醋精。
+8615371019725
sales7@alchemist-chem.com
+8615371019725
Yana Yang
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