25. Solving a chemistry problem
Seller: Derkach
Price: 1.19 USD
Available. The final price depends on the selected options and is checked before payment.
Product description
- Phenobarbital 0.05
Calcium gluconate 0.25
Calculate the content of active ingredients if 3.5 ml of 0.02 mol/l sodium hydroxide solution (K = 0.99) was used for the titration of phenobarbital in a sample of powder weighing 0.1 g, and 4.65 ml for the titration of calcium gluconate in a sample of 0.05 g. 0.02 mol/l. Trilon B solution (K=1.01). Assess the quality of the prepared dosage form in accordance with Order No. 305 of the Ministry of Health of the Russian Federation.
Mr (phenobarbital) 232.24
Mr (calcium gluconate) 448.4
Additional information
If you cannot open the file or have any problems, do not rush to leave a negative review! Contact me and I will quickly help you solve the problem. After purchasing, please leave a positive review of the product :)