4-Methylumbelliferyl-2-acetamido-2-deoxy-6-sulfate-B-D-glucopyranoside CAS Number 142439-99-4 Purity Greater Than 95 Percent Container Size 25mg Form Powder Molecular Weight 481.5 Solubility Water Storage Temp 2 Degrees to 8 Degrees C Chemical Formula C18H20NNaO11S Shelf Life 18 mo.