Life Chemicals offers more than 13,000 building blocks for in-house synthesis projects including 6,000 in stock collection and 7,000 tangible compounds available through in-house synthesis within 2-4 weeks. Each building block in the Stock collection is 95%+ pure, NMR and LCMS analytical information is provided free-of-charge upon request. Express delivery within 2 working days is possible from stocks in the US, Germany and Japan.