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Non-ion Contrast Agent Series

[ Iohexol ]

CAS NO. 66108-95-0

Contrast agent of non-ion type X-CT. Artery administration is used in the radiography of cirumferential artery, renal artery, internal organs artery, blood vessel of heart and brain. Vena administration is used in radiography of renal,urethra and spinal cord. This producti is low in toxicity, good fastness in part and whole. We have various at present specification: EP, USP, BP, JP

1. Structural formula:

2. Molecular formula: C₁₉H₂₆I₃N₃O₉
3. Molecular weight: 821.14
4. Chemical name: 5-[Acetyl(2,3-dihydroxypropyl)-amino]-N,N-bis(2,3-dihydroxypropyl)-2,4,6-triiodo-1,3-Benzenedicarboxamide

5. Specifications: USP, EP, BP, JP

Items	Specifications
Characteristics	White powder, tasteless
Identification	Complies with standards
Specific rotation	Between -0.5° and +0.5°
Water	≤ 2.0%
Heavy metals	≤ 20PPM
Free aromatic amines	≤ 0.04%
Free iodide	≤ 0.001%
Ionic compounds	≤ 0.01%
Methanol	≤ 0.005%
Isopropyl alcohol and methoxyethanol	≤ 0.05%
3-chloro-1,2-propanediol	≤ 0.005%
O-alkylated compounds(HPLC)	≤ 0.45%
Related substances	Complies with standards
Residue on ignition	≤ 0.1%
Bacterial eudotoxins	≤ 0.001EU/mgI
Absorbances	400nm: ≤ 0.180 420nm: ≤ 0.030 450nm: ≤ 0.015
Assay(by titration)	98.0 -102.0%

6. Package: 25kg/drum