Gen-Shi Labs Masteron 500 was determined to have actual content of 123 mg/ml drostanolone propionate.
ChemTox Sample Number 15-08143 (December 21, 2015): Gen-Shi Masteron 500 Lab Test Results - Anabolic Lab
ChemTox Sample Number 15-08143 (December 21, 2015): Gen-Shi Masteron 500 Lab Test Results - Anabolic Lab
Gen-Shi Masteron 500 lab report (December 21, 2015)
Gen-Shi Masteron 500 lab report - December 21, 2015