【Tiraxcept】評論
1.Urea的溶解度以水較佳:Very soluble in water; Soluble in ethanol Ref:https://pubchem.ncbi.nlm.nih.gov/compound/Urea#section=Solubility2.Aquaphor為一種吸收型軟膏劑型皮膚護理OTC,其中一種品項可供調劑使用主要活性成分:white petrolatum(41%)(vs 凡士林:white petrolatum佔90%以上)包住水後可形成W/O劑型Ref:https://slidetodoc.com/topical-delivery-dosage-forms-1-ointments-2-definition/附贈英文版試題與解析 A prescription calls for 10% urea in Aquaphor base. Which of the following is the best technique to make a pharmaceutically elegant product? (A) Dissolve urea in water then incorporate...
【WEI】評論
我在想為什麼不選(b)的原因,推測★★...
【NINA】評論
純的urea是粉末可以參考一下網站的推薦做法https://www.firstnature.com.tw/products/urea