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Introduction
Iohexol, sold under the trade names Omnipaque among others, is a contrast agent used during X-rays.This includes when visualizing arteries, veins, ventricles of the brain, the urinary system, and joints, as well as during computer tomography (CT scan). It is given by mouth, injection into a vein, or into a body cavity.
Specification
Characteristics White or almost white powder
Specific rotation -0.5°-+0.5°
Water,% ≤4.0
Heavy metals,% ≤0.002
Free iodine Toluene layer shows no red or pink color
Free iodide,% ≤0.001
Ionic compound,% ≤0.01
Free aromatic amines,% ≤0.05
Related substance,%
O-alkylated compounds≤0.6
Any individual impurity≤0.1
Sum of all impurities, other than o-alkylated compounds≤0.3
Residual solvents
Methanol≤0.005
Isopropanol≤0.005
Methoxyethanol≤0.002
3-chloro-1,2-propyleneglycol,%≤0.0025
Assay,% 98.0~102.0(on anhydrous basis)
Bacteria endotoxins,EU/mg ≤0.003
Application
Used in myelography, arthrography, nephroangiography, arteriography, and other radiographic procedures.
Packing
25kg/ fiber drum
Storage
Stored in dry and ventilation place, far from heat and water
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