ViagrON (Sildenafil Citrate) 100mg/tab
Sample: Phosphodiesterase Inhibitors (PDE) Pill/Oral
Manufacturer / Brand: Hilma Biocare (HB)
Results: 109.99 mg/pill
Here is a method of laboratory analysis “step by step”
1. 1 pill is put into 2 10 ml vials
2. 10 ml DMSO is added
3. vial is sealed
4. vial is put into ultrasonic bath for 10 minutes
5. vial is shaken
6. 1.5 ml is taken out of vial and put to HPLC vial and filtered through .22 um filter
7. vial is analyzed in HPLC (different method than AAS, with acid modifier)