Product Description
Ceftriaxone Sodium
Product Information:
Name: Ceftriaxone Sodium
MF: C18H16N8Na2O7S3
Molecular weight: 598.544
CAS NO.: 74578-69-1
Molecular Structure :
Ceftriaxone Sodium Specification:
Test
|
Specification
|
Results
|
Cas
|
74578-69-1
|
Conforms
|
M.F
|
C18H16N8Na2O7S3
|
Conforms
|
M.W
|
661.59
|
Conforms
|
Appearance (visual test)
|
White or almost white crystalline powder
|
Conforms
|
Assay
|
≥98%
|
99.5%
|
Melting point
|
236℃
|
Conforms
|
Solubility-Visual tests
1)in water and ethanol
2) in organic solvents
|
Easily soluble in water, slightly soluble in methanol, and very difficult to soluble in ethanol, practically insoluble in ether
|
Conforms
Conforms
|
Clarity and colour of 10% w/w solution
|
Clear and not more intensely coloured
compared to reference solution.
|
Complies
|
Residual Solvents-using Gas
Chromatography
a)Methanol
b) Ethanol;
c) Acetone;
d) Acetonitrile
|
≤3000ppm
≤1000ppm
≤1000ppm
≤500ppm
|
300ppm
100ppm
10ppm
0.5ppm
|
Loss on Drying at 105ºC
|
≤2.5% w/w
|
0.18
|
Residue on Ignition
|
≤0.1%
|
0.01%
|
|
|
|
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