Chemical formula: C₇₄¹³C₆H₁₃₄N₄O₆₀

Physical state of bulk product: White fluffy solid

Molar mass: 2117.8741

Exact mass (M+Na; m/1): 2139.7651

Observed high-resolution mass (Bruker SolariX MALDI): 2139.7654 (0.14 ppm error)

¹³C₆ Isotopic abundance: 94%

Glycoform purity determined by reductive amination with procainamide followed by LC-ESI (positive mode) analysis: > 98%