Product Code Pack Size Sterling Euros Dollars      44084  100mg  £70  €108  $144   4-Methylumbelliferyl β-D-mannopyranoside 4-Methylumbelliferyl beta-D-mannopyranoside; 4MU beta-D-mannopyranoside CAS: 67909-30-2 MF: C16H18O8 MW: 338.30 >99% [HPLC]. Free 4MU < 100ppm. Substrate for beta-mannosidase deficiency: A. Cooper et al., J. Inher. Metab. Dis., 11, 17 (1988).