99% Tetracycline HCl CAS 64-75-5 Veterinary Raw Powder
99% Tetracycline HCl CAS 64-75-5 Veterinary Raw Powder,Tetracycline Hcl is a type of broad-spectrum antibiotics,its Yellowish or cream white granular,Tetracycline Hcl can be used in penicillin-resistant strains of infections, penicillin allergy
CAS No: 64-75-5
MF: C22H23ClN2O8.HCl
Other Names: Chlortetracycline HCl
Characteristics: Yellowish or cream white granular
Usage: Animal Pharmaceuticals
Purity: 99%
Specification
Item
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Standard
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Result
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Characteristics
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A white or yellowish white powder .Odorless or almost.bygroscopic
|
Conforms
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Identification
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A:B:C The positive reaction.
|
Conforms
|
Solubility
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Very soluble in water, insoluble in acetone , chloroform, ether.
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Conforms
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Specific optical rotation
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+53.5°~ +59.0°
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+58.0°
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Acidity of alkalinity
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5.0~7.5
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6.7
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Impurity A
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2%max
|
Conforms
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Impurity C
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3% ~15%
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Conforms
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Any other impurity
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not more than the area of the principal peak
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Conforms
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in the chromatogram obtained with RS(B)5%
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Total other impurity
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not more than 3times the area of the principal peak
|
Conforms
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in the chromatogram obtained with RS(B)15%
|
Disregard limit
|
ae of the principal peak in the chromatogram
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Conforms
|
obtained with RS(C)1%
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Loss on drying (pct)
|
max8.0
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5.0%
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Sulphate
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27.0-31.0%
|
28.4%max
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Sulphated ash
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1% max
|
0.2%
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Microcount limit test
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NMT 500 col/g
|
10 col/g
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Microcount-yeast and molds
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NMT 10 col/g
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Conforms
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Microcount-Escherichia coli
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Absent
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Conforms
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Microcount-Staphy lococcus aureus
|
Absent
|
Conforms
|
Microcount-Pseudo monas
|
Absent
|
|
Assay
|
≥680I.U./mg (DRY)
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687I.U./mg DRY 653I.U./mg MOIST
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