120% Level: An accurately weighed 2 mg of USP tetracycline
hydrochloride RS was dissolved and diluted to
100.0 mL with the accuracy stock solution.
140% Level: An accurately weighed 4 mg of USP tetracycline
hydrochloride RS was dissolved and diluted to
100.0 mL with the accuracy stock solution.
160% Level: An accurately weighed 6 mg of USP tetracycline
hydrochloride RS was dissolved and diluted to
100.0 mL with the accuracy stock solution