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HIgh Purity API powder naproxen sodium with low price CAS 26159-34-2
1-1000 Kilogram
$100.00
≥ 1001 Kilogram
$70.00
- Item No.Naproxen SodiumMOQ1 Kilogram
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If over 500pcs, mass production will start until pre-production sample has been approved.
Est. 7 days production
Name: Naproxen Sodium
Synonyms: (S)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid sodium salt
C.A.S NO. : 26159-34-2
Specification: 98.5% to 101.5%
Standard: EP/BP/USP
Molecular formula: C14H13NaO3
Characteristic: White to almost white crystalline powder
Solubility: Soluble in water, methanol; slightly soluble in ethanol
Melting point: 250-251℃
Boiling point: 403.9℃ at 760 mmHg
Item | Specifications | Results | |
Appearance | White to almost white crystalline powder | Almost white crystalline | |
Identification | A. Infrared absorption | The infrared absorption spectrum is concordant with the reference spectrum | Conform |
B. Ultraviolet Absorption | Absorptivities at 272nm, calculated on the dried base, do not differ by more than 3% | <1% | |
Specific rotation | -17.0°to -15.3° | -16.7° | |
Loss on drying | ≤1.0% | 0.2% | |
Heavy metals | ≤0.002% | <0.002% | |
Free Naproxen | ≤1.0% | 0.1% | |
Related substances (HPLC) | Impurity D(in-house) | ≤0.10% | <0.01% |
Impurity E(in-house, Impurity C in EP) | ≤0.10% | <0.01% | |
Any other impurity | ≤0.10% | <0.01% | |
Total impurities | ≤0.5% | <0.01% | |
Residual Solvents | Toluene | ≤50ppm | <1ppm |
Methanol | ≤50ppm | <12ppm | |
Ethanol | ≤100ppm | <8ppm | |
[Assay] (On the dried basis) It contains C14H13NaO3 | 98.5% to 101.5% | 99.7% | |
Conclusion | The results conforms with USP35 standards | ||
Naproxen sodium is non-steroidal anti-inflammatory drug. It is suitable for relieving all kinds of mild to moderate pain,such as tooth extraction and other post-operative pain, primary dysmenorrhea and headache.
Naproxen sodium can also be used to treat rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, Juvenilearthritis, tendinitis, bursitis and acute gouty arthritis. Naproxen sodium can relieve symptoms of swelling and limited activity in arthritis.
Qingdao Sigma Chemical Co., Ltd.is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
The aim of Qingdao Sigma Chemical Co., Ltd is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
Qingdao Sigma Chemical Co., Ltd has become the "Top 500 Chinese manufacturing companies",
"Top 20 of global chemical sales".Qingdao Sigma Chemical Co., Ltdhas 21 subsidiaries and holding companies.
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