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www.reference.com/article/ph-baking-soda-eccf5a9be7f58b

Baking soda has a pH of 8.3. This compound, also called sodium bicarbonate, is made up of sodium, hydrogen, carbon and oxygen. Baking soda is classified as a weak base, which means it does not completely ionize in water.

www.reference.com/article/ph-milk-91d95b3290c732e0

Fresh milk has a pH value that is typically between 6.5 and 6.7, making it slightly acidic. A pH greater than 6.7 indicates that the udders producing the milk are inflamed by pathogens, and milk with a pH lower than 6.5 indicates heavy bacterial action and milk spoilage...

www.reference.com/article/ph-beer-5190349effcb4639

The pH acidity level of beer is 4.0, which is the same level as wine. Acid is formed as a result of the fermentation process.

www.reference.com/article/ph-alcohol-e5a6c9452a992293

The pH of ethanol (C2H5OH) or pure alcohol is 7.33. This means that ethanol is slightly basic.

www.reference.com/article/importance-ph-d970f8fc8426bc90

PH is critical to the maintenance of human life and affects everything from the fertility of soils to the health of marine life. All solutions have a pH value.

www.reference.com/article/ph-level-5566ec17be87d5ed

The pH level of a substance describes how acidic or basic it is. Substances with a higher pH level are more basic, while substances with a lower pH level are more acidic. A substance with a pH of 7 is considered neutral, neither acidic nor basic.

www.reference.com/article/ph-vinegar-c215ade97402d6ca

Vinegar has a pH of 2.2, according to Dr. Anne Marie Helmenstine, a contributor to About.com. Anything with a pH less than 7 is considered an acid.