NextPrevious

Human Body

Blood and Circulation

What is the normal pH of blood?

The normal pH of arterial blood is 7.4 while the pH of venous blood is about 7.35. Arterial blood has a slightly higher pH because it has less carbon dioxide.

Close

This is a web preview of the "The Handy Science Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App