tetracycline hcl

Product Name: Tetracycline HCL (Tetracycline Hydrochloride) Quality Standard: USP31 Batch No.: 20100352 MFG date: 26 Mar.,2010 EXP. Date: 26 Mar.,2014 N.W.: 25KG G.W.: 28KG Test Specification Result Identification A,C,D,E,F Positive B, Ultraviolet Absorption (380nm): 96.0% to 104.0% Pass 97.3% Crystallinity Meets the requirements Pass PH 1.8 to 2.8 2.5 Specific Rotation -240° to -255° -247° 4-epianhydrotetracycline Not more than 2.0% 0.02% Heavy Metals Complies with limit test (50ppm) Pass Loss on drying Not more than 2.0% 0.34% Potency Not less than 900ug/mg 963ug/mg Residual solvents --1-butanol Not more than 5000ppm Pass --Acetone Not more than 5000ppm Pass Conclusion: It complies with USP31