Vihita Chem Pvt. Ltd. Offers Guanidine Carbonates. Vihita Chem Pvt. Ltd. Is the manufacturer and exporter of drugs and fragrance intermediates and speciality chemicals. The Guanidine Carbonate has CAS No.: 593-85-1, Molecular Formulae: [H2NC [=NH] NH2]2 H2CO3, Structural Formulae: Guanidine Carbonate and Mol. Wt: 180.17. It comes in white crystalline powder form. It has Assay: 99 percent. This Guanidine Carbonates is offered in 25 kg HDPE Drums.