Tests

Specifications

Results

Appearance

White to pale tan powder

White powder

Identification

Meets the requirements of the test for Composition of Bacitracin

Conforms

Meets the requirements of the test for Zinc content

pH

6.0 ~ 7.5

6.6

Loss on drying

≤ 5.0%

3.0%

Zinc (Dried basis)

4.0% ~ 6.0%

5.0%

Bacitracin A

≥ 40.0%

72.8%

Sum of bacitracin A、

B1、B2 and B3

≥ 70.0%

91.3%

Limit of early eluting peptides

≤ 20.0%

2.8%

Bacitracin F

≤ 6.0%

2.5%

Microbial assay (Dried basis)

≥ 65 IU/mg

77.5IU/mg

Total viable aerobic count

≤100 CFU/gram

Conforms

Particle size

Min.99.0% ≤ 20.0µm by volume

99.7%

Conclusion: complies with current USP

Storage:Preserve in tight containers and store below 25℃