D-[UL-13C5]arabinitol
L-[2-13C]glucitol
[3'-13C]2'-deoxyuridine
1,6-anhydro-beta-D-[UL-13C6]glucose
2-deoxy-2-fluoro-D-[UL-13C6]glucose
D-[6-13C]mannose
D-[3-13C]glyceraldehyde
L-[UL-13C6]galactose
alpha-D-[UL-13C6]glucopyranosyl 1-phosphate (dicyclohexylammonium salt, monohydrate)
alpha,alpha-[1,1'-2H2]trehalose
D-[1,6-13C2]glucitol
D-[4-2H]fructose
D-[1,2-13C2]arabinitol
D-[2,5-13C2]glucose
D-[3-13C]allose
D-[1,2-13C2]arabinose
[5',5''-2H2]cytidine
D-[6-13C]fructose
D-[1,5-13C2]ribose
N-acetyl-D-[2-13C]neuraminic acid (free acid)