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Equipped with the best GMP factory of best quality progesterone for cosmetic, health care and human nutritional products in China, it is able to supply you with top quality progesterone USP/EP 99%, as well as the reactive intermediate of natural food supplements products.Product Description Progesterone also known as P4 (pregn-4-ene-3,20-dione) is a C-21 steroid hormone involved in the female menstrual cycle, pregnancy (supports gestation) and embryogenesis of humans and other species. Progesterone belongs to a class of hormones called progestogens, and is the major naturally occurring human progestogen.CAS NO.: 57-83-0Molecular Formula:C21H30O2Molecular Weight: 314.468Einecs: 200-350-6Melting Point: 128-132℃ Specification: USP37/EP8.0ItemSpec.DescriptionWhite or almost white,crystalline powderSolubilitySoluble in ethanol, sparingly soluble in acetone, practically insoluble in water, Sparingly soluble in Vegetable oil, Soluble in DioxaneIdentificationA .IR conform to the CRSB. UV conformMelting range126℃~131℃Specific rotation 175°~ 183°Loss on dryingNot more than 0.5%Assay97.0%~103.0%Residual SolventsEthanol≤2500ppmMethanol≤129ppmPetroleum ether≤108ppmToluene≤15ppmCyclohexanone≤33ppmParticle size95%<10umConclusionConform with USP36 specification Application Progesterone is secreted by the corpus luteum, a natural progesterone, estrogen in the body to stimulate the endometrium has significant effects, necessary for the maintenance of pregnancy. Progesterone clinical use of threatened abortion and habitual abortion causes of amenorrhoea or menopause reaction diagnosis. Packing
