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1 Kilogram |
FOB Price:USD 25.0000 -85.0000 |
Product name | Tetracycline HCL |
CAS NO. | 64-75-5 |
EINECS NO. | 200-593-8 |
Molecular formula | C22H25ClN2O8 |
Molecular weight | 480.8955 |
Boiling point | 799.4°C at 760 mmHg |
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 | 80I.U./mg (DRY) | 687I.U./mg DRY 653I.U./mg MOIST |
1.Where is your sea port?
Tianjin port or other china main port
2.How about your packing?
25kg/drum or cartons or as per customers' requirement.
3.Is possible to visit your factory?
You are warm welcome to visit our factory.
4. What are your payment terms?
For the convenience of customers, we offer many kinds payment terms,it depands on product and amount.
5.After an order is placed, when to deliver?
It depends on whether the products you buy has inventory. If we have inventory, generally we can arrange
shipment after receipt of payment 2 to 3 days. If not, it will be decided by the time of the factory production.
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