The PH value of liquid in human body is normal,

Blood 7.35~7.45

Bone marrow fluid 7.30~7.50

Saliva 6.50~7.50

Gastric juice 0.80~ 1.50

4.20-8.20 of duodenal juice

Feces 4.60~8.40

Urine 4.80~8.40

Bile 7. 10~8.50

8.00-8.30 of pancreatic juice