English to Russian Medical Medical: Pharmaceuticals

1) Photolytic degradation:
Sample preparation:
Expose the 10 mL of sample stock solution under UV and white light for 1.2 million lux hours in each of 50 mL of clear glass flask volumetric flask, amber colored 50 mL glass volumetric flask and flask covered with aluminum foil. Dilute this solution to 50 mL with diluent 2. Filter the sample solution through 0,45 µ Nylon membrane syringe filter. Discard first 2 mL of filtrate.