ADA BUFFER 99% CAS: 26239-55-4

ADA  CAS: 26239-55-4 ADA is a zwitterionic buffer used in biochemistry and molecular biology.  CAS NO: 26239-55-4 EINECS NO 247-530-0 Ingredients N-(2-Acetamido)iminodiacetic acid  Content of active ingredients ≥99% Grade AR/ACS equivalent Molecular Formula C6H10N2O5 Molecular Weight : 190.2 Buffering Range 6.0~7.2 Packaging Pkg of 1Kg/10Kg/25Kg Storage Room Temperature Shelf life Store in cool, sealed, dry, and ventilated storage.  Note Do not store in containers as zinc, aluminum, copper or galvanized iron drums, etc.  Items Specification  Appearence White Crystalline Powder APHA (Color, 1.0M NaOH solution)  ≤20 Solubility (Turbidity,1.0M NaOH solution) Clear Assay (Titration by NaOH) ≥99.0% Infrared Spectrum Complies Conforms to Structure  UV Absorbance 300mm 1.0M NaOH absorbance≤0.080 Loss on drying(105℃ for 3 Hours) Wt% ≤0.5% Sulfated Ash （650℃ for 3 Hours）Wt% ≤0.1% Heavy Metals Pb ≤5ppm Iron,Fe ≤5ppm