Factory supply CAS No.:28319-77-9 alpha gpc powder 50% ,L-Alpha glycerylphosphorylcholine (alpha-GPC, choline alfoscerate) Why Alpha-GPC 50%? Pure Alpha-GPC is very hygroscopic and absorbs moisture from the air, turning pure alpha-GPC into a paste if it sits long enough. This is not ideal for supplementation, so we provide a 50% solution that will not turn into a useless mess. Descrition : L-Alpha Glycerylphosphorylcholine (Alpha GPC, choline alfoscerate) is a natural choline compound found in the brain and in milk. It is also a parasympathomimetic acetylcholine precursor which may have potential for the treatment of Alzheimer's disease and is used as a nootropic dietary supplement to enhance memory and cognition. 1.alpha gpc powder 2.CAS No.:28319-77-9 3.white or off-white powder 4.competitive price and best quality 5.Fast delivery Packaging & Delivery Packaging Detail: Drum&plastic bags or Aluminum foiled bag&zip lock bags Delivery Detail: Within 24 hours after receiving the payment L-alpha-Glyceryl phosphoryl choline 50% powder Item: Specifications Method Appearance White powder Visual Assay 48%~52%(GPC) Potentiometric HCIO4 Titration Moisture ＜3.0% K.F. Heavy Metals ＜10ppm Colorimetry Identification Positive TLC Staphylococcus Negative USP E.Coli Negative USP Salmonella Negative USP Total plate count(cfu/g) ≤1000cfu/g USP Yeast&mold ≤100cfu/g USP get price for L-alpha-Glyceryl phosphoryl choline 50% powder