Allopurinol by bioPLUS $106.15 25 g - $106.15 1 g - $1,772.09 5 g - $41.34 25 g 1 g 5 g Size 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart Description Specifications Documents Technical Specifications Synonyms: Allopurinol CAS#: 315-30-0 Molecular Weight: 136.11 Molecular Formula: C5H4N4O Ship Temperature: RT Storage Temperature: RT Composition Technical Documentation