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Categories: Biochemicals / Biochemicals

Product name			4-Aminophenyl b-D-galactopyranoside
Catalog No			USB-292411
Supplier’s Catalog No			292411
Supplier			US Biologicals
Source antigen
Reactivity
Cross reactivity
Applications
Molecular weight			271.27

Storage			-20°C
Other names
Grade			Highly Purified
Purity			≥90% (1H-NMR)
Form			White to off-white powder
Reactivity life			12 months
Note			For reserch purpose only
Description			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] CAS No: 5094-33-7 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. Important Note: This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological. Toxicity and Hazards: All products should be handled by qualified personnel only, trained in laboratory procedures.