Glycylglycine, Free Base This product has been discontinued Excellent buffer above pH 8.0. 产品信息 Form White solid Molar mass 132.1 Purity >98% by TLC PKA 8.4 at 20°C Solubility H2O CAS number 556-50-3 Merck USA index 14, 4503 商店和运输信息 Storage +15°C to +30°C Ship Ambient Temperature Only Standard Handling