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24045

ONPG

o-Nitrophenyl beta-D-galactopyranoside; 2-Nitrophenyl beta-D-galactopyranoside; o-Nitrophenyl beta-D-galactoside; ONP beta-D-galactopyranoside
 
Pack Size Pack Price No. of packs
10g £40.00
25g £63.75
50g £110.00
Technical Data
CAS : 369-07-3
MF : C12H15NO8
MW : 301.30
 

TLC one major spot. Free ONP < 300ppm. Rotation [α]D -68o to -72o.

Substrate for beta-galactosidase: S.A. Kuby and H.A. Lardy, J. Amer. Chem. Soc., 75, 890 (1953). Used in a membrane filtration method for coliform enumeration: P.G. Morgan, Wat. Sci. Tech., 21, 271 (1989). In a medium for Salmonella screening: F. Berlutti et al., J. Clin. Microbiol., 24, 650 (1986).

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