The price of glycogen sold by Shanghai Hengdailao Trading Co., Ltd. is: 300 yuan / gram. Please call for details.
Cas number: 9005-79-2
Glycogen, also known as glycogen, is stored in hepatocytes or muscle cytoplasm. Its shape is granules of different sizes. When it meets iodine, it turns brown. It is a high molecular polysaccharide with branched chains composed of grape pyranose. White powder, optical rotation + 196 ° → + 197 °, soluble in water but opaque solution, insoluble in alcohol, can not reduce H.von Fehling reagent. Decomposes at 255 ℃. Exist in liver and muscle, but also in insects and lower plants.
Used in biochemistry and organic chemistry research. It can be prepared by treating the liver with 30% sodium hydroxide and then adding ethanol to precipitate it.
Main characters: Appearance: white crystalline powder, content (total sugar) Assay (total sugars): ≥90% specific rotation α20 / D; 0.2% H2O: + 165— + 172 Loss on drying: <5%, reduction Reducing sugars: <1%, Solubility (20 ℃): 50g / L (H2O)
Diy Paper Box,Diy Paper Mache Box,Diy Small Paper Box,Diy Kraft Paper Box
Ningbo DSS Intelligent Technology Co., Ltd , https://www.dsscosmetics.com