Description Unit Size 100mcg per ML Lot # 132456 Molecular Weight 222.23 Molecular Formula C15H10I4NNaO45H2O Appearance Clear Physical Liquid Storage Room Temperature Warning Levothyroxine (T4) is for research use only. Levothyroxine (T4) is NOT for human use and can be harmful if ingested. Levothyroxine (T4) should not be misbranded, misused or mislabeled as a drug, food or cosmetic.
