Naphazoline nitrate
CAS No.: 5144-52-5
Product Name: Naphazoline nitrate
CAS#5144-52-5
Spec: BP2014
Package: 5kg/drum
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
CAS#5144-52-5
Spec: BP2014
Package: 5kg/drum
Delivery time: in stock for prompt shipment.
Dangerous goods or not: Not
Country of origin: China
Description
Spec of Naphazoline nitrate :
| Items | Specification | Results |
| Appearance | White or almost white crystalline powder | Conforms |
| Appearance of solution | Clear and colorless | Conforms |
| solubility | sparingly soluble in water, soluble in 96% ethanol | Conforms |
| Identification a. Melting Point b. U.V. Absorption c. I.R.Absorption d. Colour test |
a.167.0-170.0℃ b.UV spectrum exhibits maxima at 270.280.287&291 c.I.R Spectrum of sample must comply with that of the standard d.A brown colour is observed |
a.167.5-170.0 ℃ b.Complies c.I.R Spectrum of sample is complying with that of the standard d.Complies |
| PH(1%) | 5.0-6.5 | 6.3 |
| Loss on drying | ≤ 0.50% | 0.16% |
| Sulfated ash | ≤ 0.1% | 0.004% |
| Chlorides | 330ppm | Complies |
| Related substances by HPLC | Impurity A: NMT 0.5% Unspecified impurities: NMT 0.1% max Total Impurity: NMT 1.0% |
ND 0.02% 0.10% |
| Residual solvent | Methanol: NMT 3000ppm Ethyl acetate: NMT5000ppm Chloroform: NMT60 ppm |
ND ND ND |
| Microbiological test | TAMC: NMT 100cfu/g TYMC: NMT 10cfu/g E-Coli: Absent Saureus: Absent Salmonlla: Absent Ps. Aeruginisa: Absent |
<1cfu/g <1cfu/g Absent Absent Absent Absent |
| Assay(By Titrimetry) | 99.0%~101.00% on dried basis | 99.73% |
