Summary
The product MAST E 200 (Drostanolone Enanthate 200 mg/ml), manufactured by Unique Pharma, underwent independent analysis by Janoshik Analytical to verify its potency. Identified by batch number UN54547, the sample was submitted by the reseller Optitropin.EU for evaluation. The analysis confirmed a measured concentration of 208.75 mg/ml, exceeding the labeled claim of 200 mg/ml by 4.38%.
Testing began on 31 October 2022, with the sample received on 4 November 2022. The analysis was completed on 9 November 2022, demonstrating a slight excess in concentration, reflecting good manufacturing consistency for this batch.
This report is published to promote transparency, harm reduction, and informed decision-making.
Product Overview
- Manufacturer: Unique Pharma
- Product Name: MAST E 200
- Active Ingredient: Drostanolone Enanthate
- Batch Number: UN54547
- Expiration Date: Not provided
- Delivery Method: Injectable
Sample Acquisition and Testing
- Task Number: #25388
- Testing Ordered: 31 October 2022
- Sample Received: 4 November 2022
- Analysis Conducted By: Janoshik Analytical
- Product Submitted By: Optitropin.EU (Reseller)
- Analysis Paid For By: Optitropin.EU (Reseller)
Testing Results
- Specification: 200 mg/ml (as stated on the label)
- Measured Concentration: 208.75 mg/ml
- Accuracy: 104.38% (4.38% above the label claim)
- Variance: +4.38%
Verification Details
- Verification URL: https://janoshik.com/tests/25388_BAVK27IQEF3C
- Originally Published: https://thinksteroids.com/community/posts/3118518/
Evaluation of Reseller-Submitted Testing
This analysis indicates that MAST E 200 (Batch UN54547) slightly exceeds its labeled concentration, demonstrating strong manufacturing quality for this batch. However, since the sample was submitted by the reseller, it is essential to consider potential bias. Independent testing of multiple batches is recommended to confirm consistency across the broader product line.
Conclusion
The independent analysis of MAST E 200 confirms a measured concentration of 208.75 mg/ml, slightly exceeding the labeled claim by 4.38%. This result reflects strong quality control for the tested batch. Readers are encouraged to use the verification key to validate these findings, and regular testing is advised to ensure consistency across production.
Disclaimer
This report is published for educational and harm reduction purposes. Reseller-submitted testing may involve inherent biases; however, it provides useful data when critically assessed alongside third-party or independent results. Readers should consult healthcare professionals and adhere to local regulations when considering the use of such products.
![](https://anaboliclab.com/wp-content/uploads/2025/01/unique-drostanolone-25388-694x1024.png?x70065)