Z-Orn-OH Product Catalog # Size Price (USD) Quantity Z-Orn-OH181515-5G5 g$175.00 - Z-Orn-OH-5g quantity + Z-Orn-OH181515-25G25 g$385.00 - Z-Orn-OH-25g quantity + Add to cart Description Synonym: Z-L-ornithine CAS #: 2640-58-6 Molecular Formula: C13H18N2O4 Molecular Weight: 266.3