OUR PACKAGE The serum syringe container A RELIABLE Flexible for Needle Anti Diphtheri Our Antidiphtheric Serum is accurately standardized, elaborate physiologic tests being employed to determine its potency and uniformity. Its purity is assured by our scientific methods of manufacture (indeed, it would be difficult to imagine a safeguard which we do not apply). Absence of pathogenic bacteria is further established by careful bacteriologic examinations of the finished Southern Practitioner FRESH SERUM. |