Hupharma Sildenafil Citrate Viagra sex enhancement powder CAS 139755-83-2

Product Description

Cas No:139755-83-2

molecular formula: C22H30N6O4S

density: 1.4±0.1 g/cm3

boiling point: 672.4ºC at 760 mmHg

melting point: 187-189°C

Appearance: white powder

PSA: 121.80000

Our advantages:

1, high quality with competitive price:

1) standard:BP/USP/EP/enterprise standard

2) all purity≥99%

3) we are manufacturer and can provide high quality products with factory price.

2, fast and safe delivery

1) parcel can be sent out in 24 hours after payment.tracking number available

2) secure and discreet shipment.various transportation methods for your choice.

3) customs pass rate ≥99%

4) we have our own agent/remailer/distributor who can help us ship our products very fast and safe, 

and we have stock in there for transferring.