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Cobalt EDTA(钴二牛EDTA)CAS:15137-09-4C12H12CON2NA2O8393.12 G / MOLQTY:25KGZINC EDTACAS:14025-21-9C10H12N2NA2O8ZN399.6 G / MOLQTY:25KGMANGANESE EDTA CAS:15375-84-5C12OH12MNN2NA2O8.H2O389.13 G / Molqty :25Kgethylendiamine Dihydroiodidecas 5700-49-2C2H10I2N2315.92 G / Molqty:25kgsodium selenitecas:10102-18-8NA2Seo3172.95 G / Molqty:25kg