Appearance:
White or almost white powder, hygroscopic.
Identification of potassium clavulanate (HLPC):
Positive.
Identification of silicon dioxide:
Positive.
Assay clavulanic acid (on dry basis):
35.9 to 45.0%.
Assay potassium clavulanate (on dry basis):
42.8 to 53.6%.
pH (1%):
4.8 to 8.0.
Water:
≤ 2.5%.
Related substances: total *:
≤ 1.0%.
Bulk density:
≤ 0.60 g/ml.
Tapped density:
≤ 0.85 g/ml.
Shelf life:
5 years.
Storage:
In an airtight container, at a temperature below 25º
Celsius.
Remark:
Meets the requirements of the latest edition of USP.
* Related substances relative to the blend