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 |
Standard |
Result |
|
Characteristics |
A white or yellowish white powder .Odorless or almost.bygroscopic |
Conforms |
|
Identification |
A:B:C The positive reaction. |
Conforms |
|
Solubility |
Very soluble in water, insoluble in acetone , chloroform, ether. |
Conforms |
|
Specific optical rotation |
+53.5°~ +59.0° |
+58.0° |
|
Acidity of alkalinity |
5.0~7.5 |
6.7 |
|
Impurity A |
2%max |
Conforms |
|
Impurity C |
3% ~15% |
Conforms |
|
Any other impurity |
not more than the area of the principal peak |
Conforms |
|
in the chromatogram obtained with RS(B)5% |
||
|
Total other impurity |
not more than 3times the area of the principal peak |
Conforms |
|
in the chromatogram obtained with RS(B)15% |
||
|
Disregard limit |
ae of the principal peak in the chromatogram |
Conforms |
|
obtained with RS(C)1% |
||
|
Loss on drying (pct) |
max8.0 |
5.0% |
|
Sulphate |
27.0-31.0% |
28.4%max |
|
Sulphated ash |
1% max |
0.2% |
|
Microcount limit test |
NMT 500 col/g |
10 col/g |
|
Microcount-yeast and molds |
NMT 10 col/g |
Conforms |
|
Microcount-Escherichia coli |
Absent |
Conforms |
|
Microcount-Staphy lococcus aureus |
Absent |
Conforms |
|
Microcount-Pseudo monas |
Absent |
|
|
Assay |
≥680I.U./mg (DRY) |
687I.U./mg DRY 653I.U./mg MOIST |
