Test the gastric acid secretion, PH, total gastric acidity value, total pepsin activity of change after irrigation.

测定给药后大鼠胃液分泌量、胃酸ph、胃液总酸度值、胃蛋白酶活性的变化。

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The pH of its stock solution is 4.81. In order to know its germicidal efficacy and toxicily, carrier quantitative germicidal test and animal toxicily test were carried out.

为了解其杀灭微生物效果与毒性，进行了载体定量杀菌试验与动物毒性试验。

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It USES distilled water and alcohol to refine water soluble acid and alkali of sample and then test the extractive with PH indicator.

用蒸馏水或乙醇水溶液抽提试样中的水溶性酸或碱，然后用酸度计或指示剂对抽提物进行测定。

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To investigate whether acid reflux is involved at all, doctors can do a 24-hour pH test, inserting an acid-sensitive probe through the patient's nose into the esophagus, where it records any episodes of reflux.

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The simple test was developed and published in 2000 by Myrna Weissman, Ph.

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