The determination of ph1 has proved of great value in the perfection of many processes in various important industries. The usefulness of this test in the canning of fruits and vegetables has paralleled its application in the baking, tanning and sugar industries. Manufacturers of pharmaceutic products, those engaged in the dairy industry and many others employ ph for one purpose or another in the betterment of their products.
In the basic sciences, such as bacteriology, biology and pathology, as well as in dentistry the use of ph is well established. Thus it has been noted that there is a definite relationship in cow's milk between the ph and the content per cubic centimeter of leukocytes and streptococci.2 The importance of knowing the ph of culture mediums and the rôle of ph in bacterial growth is well known. Studies on the p
FELDMAN JB. pH AND BUFFERS IN RELATION TO OPHTHALMOLOGY. Arch Ophthalmol. 1937;17(5):797–810. doi:10.1001/archopht.1937.00850050045003
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