Buy Naproxen Powder Nonsteroidal Anti-inflammatory Drug Online
Naproxen Specification
Product Name: Naproxen
CAS: 22204-53-1
Level: Medical grade
Content: 99%
Appearance: white powder
Packing: 25KG/ cardboard drum detachable
Category: Pharmaceutical raw materials
Field: Non-steroidal anti-inflammatory antipyretic analgesics
Downcast products: (1) naproxen tablets (2) naproxen injection (3) naproxen suppositories (4) naproxen capsules (5) naproxen particles
Use: This product is a non-steroidal anti-inflammatory antipyretic analgesic. It can be used for chronic arthritis, deformed joint disease, low back pain, acute upper respiratory tract inflammation, and anti-inflammatory and analgesic after tooth extraction and minor surgery.
Dosage: 1 time 0.2~0.3g, 2~3 times on the 1st. Oral, start daily dose of 0.5~0.75g, maintain the daily dose of 0.375~0.75g, take it in the morning and evening. For mild to moderate pain or dysmenorrhea, start with 0.5g, and if necessary, take 0.25g after 6~8 hours. The daily dose should not exceed 1.25g. Intramuscular injection, once 100-200mg, once a day. The suppository was administered rectally, once 0.25 g, 0.5 R on the 1st.
What is Naproxen?
Naproxen (Aleve, Naprosyn) is a nonsteroidal anti-inflammatory drug (NSAID) of the propionic acid class (the same class as ibuprofen) that relieves pain, fever, swelling, and stiffness. It is a nonselective COX inhibitor, usually sold as the sodium salt.
Naproxen Certificate of Analysis
| Product name |
Naproxen |
| CAS No. |
22204-53-1 |
Outer Packing |
25kg/drum |
| Production date |
2018.4.11 |
Shelf life |
2020.4.10 |
| Standard adopted |
CP2015 |
| Items of analysis |
Specification |
Results |
| Appearance |
White or off-white crystalline powder |
White crystalline powder |
| UV ray absorbtion |
Maximum absorption at wavelengths of 262.272.316 and 330 nm |
Conforms |
| Infrared absorption |
Should be consistent with the reference map |
Conforms |
| Specific rotation |
+63.0°~+68.5° |
+67.8° |
| Melting point |
153~158℃ |
155~156℃ |
| Chloride |
≤0.030% |
〈0.030% |
| L-naproxen |
≤2.5% |
0.74% |
| Impurity |
≤0.1% |
〈0.01% |
| Other single impurity |
≤0.2% |
〈0.01% |
| Total impurities |
≤0.5% |
〈0.01% |
| Loss on drying |
≤0.5% |
0.1% |
| Residue on ignition |
≤0.1% |
0.1% |
| Heavy metal |
Not more than 20 parts per million |
Less than 20 parts per million |
| Methanol |
≤50ppm |
〈6ppm |
| Toluene |
≤45ppm |
〈1ppm |
| Assay |
98.5%~101.0% |
99.7% |
| Conclusion |
Qualified |
