Calcium nitrate tetrahydrate is a fine chemical. It is supplied by Avra synthesis pvt. Ltd. It is often termed as Norgessalpeter. Calcium nitrate tetrahydrate is the abundant component used in fertilizers. Calcium nitrate tetrahydrate is manufactured and packed under a closed, controlled and an inert environment to prevent contamination, which offers you better stability, minimal interference during analysis and high level of accuracy in your analytical results.