Green Soap Tincture
» Prepare Green Soap Tincture as follows:
Green Soap 650 g
Suitable essential oil(s) Alcohol 316 mL
Purified Water, a sufficient quantity to make 1000 mL
Mix the oil(s) and Alcohol, dissolve in this the Green Soap by stirring or by agitation, set the solution aside for 24 hours, filter through paper, and add water to make 1000 mL.
Packaging and storage— Preserve in tight containers.
Identification— Transfer 10 mL to a flask containing 10 mL of water, and carefully add 1 mL of sulfuric acid: fatty material separates.
Alcohol content, Method II 611: between 28.0% and 32.0% of C2H5OH.
Auxiliary Information— Please check for your question in the FAQs before contacting USP.
Topic/Question Contact Expert Committee
Monograph Behnam Davani, Ph.D., M.B.A.
Senior Scientist
(MDAA05) Monograph Development-Antivirals and Antimicrobials
USP32–NF27 Page 2530