4)-2-acetamido-2-deoxy-D-glucopyranose; p-nitrophenyl-lactoside; 4)-N-acetyl-D-glucosamine; 4)-D-GlcNAc; p-Nitrophenyl Beta-D-Lactopyranoside; betaLacNAc; p-Nitrophenyl b-D-Lactopyranoside; P-Nitrophenyl Beta-D-Lactopyranoside; 4-nitrophenylβ-d-lactopyranoside
−20°C