Sieber Linker Product Catalog # Size Price (USD) Quantity Sieber Linker141901-5G5 g$200.00 - Sieber Linker-5g quantity + Sieber Linker141901-25G25 g$500.00 - Sieber Linker-25g quantity + Sieber Linker141901-100G100 g$1,000.00 - Sieber Linker-100g quantity + Add to cart Description Synonyms: 3-Hydroxy-xanthen-9-one CAS #: 3722-51-8 Molecular Formula: C13H8O3 Molecular Weight: 212.2