85-4199-79　4-Aminophenyl b-D-galactopyranoside 250mg　CAS No:5094-33-7　292411

特徴

• 4-Aminophenyl β-D-galactopyranoside (PAPG, 4-APG) is used as a substrate for the development of β-galactosidase(s) (GUS)-dependent assay systems via the formation of an electroactive product. It may be used to create affinity matricies for the capture or purification of β-galactosidase(s).[1][2]
• Molecular Formula:C12H17NO6
• Molecular Weight:271.27
• Appearance:White to off-white powder
• Purity:≥90% (1H-NMR)
• Identity (IR):Conforms to structure
• Water:≤5%
• Solubility (1% dH2O):Water, 50mg/ml. Clear, colorless to yellow.
• Turbidity:≤4.0 NTU
• Storage and Stability:Powder and reconstituted product are stable for 6 months after receipt at -20°C. Reconstitute with sterile ddH2O. Aliquot to avoid repeated freezing and thawing. Store at -20°C. For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap. Hygroscopic and light sensitive. Store in amber vial.