bioWORLD 40300096-1 Sodium Citrate Trisodium Salt, Dihydrate, 1 kg Go to amazon.com Related posts Top 13 best sodium citrate dihydrate FeatureMolecular Weight 192.12 g/molMolecular Formula C6H8O7CAS 77-92-9Purity >99.5%Hazard Irritant DescriptionUsed in the preparation of citrate buffer for antigen and epitope unmasking in IHC. ACS Grade.