Sildenafil Citrate Powder CAS 139755-83-2 - QINGDAO OCEAN PHARM CO.,LTD

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Sildenafil Citrate Powder CAS 139755-83-2

Sildenafil Citrate Powder CAS 139755-83-2

Category: Sex_Enhancement_series

Molecular Weight: 474.58
Description: White or almost white slightly hygroscopic crystalline powder.
Solubility: Slightly soluble in water and in methanol, Practically insoluble in hexane.

Brand Name:OCEAN

Payment Terms: L/C, T/T, Western Union, Paypal

Product introduction：

Product name: Sildenafil

Cas: 139755-83-2

MF: C₂₂H₃₀N₆O₄S

Molecular Weight: 474.58

Description: White or almost white slightly hygroscopic crystalline powder.

Solubility: Slightly soluble in water and in methanol, Practically insoluble in hexane.

Overview: sildenafil citrate powder CAS 139755-83-2 is used to treat male sexual function problems (impotence or erectile dysfunction-ED). In combination with sexual stimulation, sildenafil works by increasing blood flow to the penis to help a man get and keep an erection.

Specification

Product	Sildenafil
Batch No.	202111001
Mfg. date	20231113
Perform standard	usp USA
Item	Standards	Results
Description	White or almost white slightly hygroscopic crystalline powder.	White crystalline powder
Solubility	Slightly soluble in water and in methanol, Practically insoluble in hexane.	Conforms
Identification	The absorption maxima in the spectrum obtained with sample corresponds in position and relative intensity to those in the spectrum obtained with DIN-5-YL)-4-ETHOXYPHENYL)SULFONYL)-4-METHYL-,2-HYDROXY-1,2,3-PROPANETRICARBO USP CRS	Conforms
Limit of Imidazole by TLC	Not more than 0.1%	Conforms
Residual Solvents by GC
Methanol	≤3000 ppm	115ppm
Methylnechloride	≤600 ppm	ND
Ethyl acetatae	≤ 5000 ppm	ND
Toluene	≤890 ppm	ND
Acetone	≤5000 ppm	ND
Related substances	Related compound – A≤0.3%	0.02%
	Any other unspecified individual impurity≤0.1%	0.04%
	Total unspecified impurities≤0.3%	0.09%
	Total impurities≤0.5%	0.11%
Water content by KF	Not more than 2.50%	0.87%
Residue on ignition	Not more than 0.10%	0.07%
Heavy metals	Not more than 20 ppm	Complies
Assay by HPLC	98.0% to 102.0%	99.50%

Tadalafil Tadanafil Powder CAS171596-29-5 | Nortadalafil Powder CAS 171596-36-4

Production Market
Since the establishment of our company's foreign trade export business, through the unremitting efforts of the company team, our export business has achieved very good results. Our products are exported to USA, Japan, Korea, Singapore, India, UK, Russia, France, Algeria and other countries and has got a good customer feedback and trust.

Main markets	Total revenue(%)
North America	50%
Western Europe	25%
Eastern Europe	20%
Mid East	5%

Our Factory
QINGDAO OCEAN PHARM CO.,LTD .is a leading research-driven family-managed pharmaceutical company. In the principle of “Quality Oriented”, Jianfe ng passed the certification of ISO9001:2008 Quality Management System. The products meet USP, EP, JP and CP standards and are available not only in China but also in the US, Germany, Canada, Japan, etc. To meet market demands, OCEAN set up one R&D center, two GMP standard workshops and three pharmaceutical & chemical factories

Our Service

As for pre-sales service:
1 We can provide you high quality products with factory price
2 Easy communication and comfortable cooperation
3 Better payment terms : T/T, Paypal, moneygram, credit card, etc

As for in-sales service:

1 We offer fast and safe shipping services, takes only 5-7 days.
2 Various shipping ways : by air./ by sea / by courier (FedEx)
3 Provide technical documentation support when required.

As for after-sales service:

1 Provide helps when there’s any custom issues
2 Product compensation when it’s hold in clearance