胰蛋白胨产品说明：

This product was developed from Oxoid Tryptone LP0042 by controlled enzymatic hydrolysis and modified by the method of Meuller and Miller11. This produces a lower level of calcium, magnesium and iron than in Tryptone which makes it ideal for the production of toxin by Clostridium tetani.

Typical analysis …………………………………………………….(% w/w)

Total Nitrogen………………………………………………………..13.3

Amino Nitrogen……………………………………………………...3.5

Sodium chloride……………………………………………………...3.5

Calcium…………………………………………………………….....280ppm

Magnesium…………………………………………………………...24ppm

Iron……………………………………………………………………..3ppm

pH (2% solution)……………………………………………………...6.9 - 7.4