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pH in Human Biological Material

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Typical pH ranges for human biological fluids:

pH in Human Biological Material
MaterialpH
Bile 6.8 - 7.0
Blood 7.35 - 7.45
Duodenal contents 4.8 - 8.2
Feces 4.6 - 8.4
Gastric contents 1.0 - 3.0
Milk 6.6 - 7.6
Salvia 6.5 - 7.5
Spinal fluid 7.3 - 7.5
Urine 4.8 - 8.4
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Related Topics

Material Properties

Properties of gases, fluids and solids. Densities, specific heats, viscosities and more.

Related Documents

Acid and Base pH Indicators

pH range vs. color change for acid and base indicators - together with pKa and structures of the indicators.

Age and Physical Growth - Weight and Height

Age and typical physical growth of boys and girls - age 2 to 18 years.

Blood Sugar Units

Convert between blood sugar units.

Bodies - Weight vs. Height

Typical ideal body weight versus height.

Carbon Dioxide Concentration - Comfort Levels

CO2 acceptance and comfort level.

Carbon Dioxide Emission from the Human Body vs. Activity

Carbon Dioxide emission from persons vs. activity.

Clothing, Activity and Human Metabolism

Human metabolism at low and high activity with different levels of clothing.

Food and Foodstuff - pH Values

pH in common food products - like apples, butter, wines and more.

Force, Power and Human Operated Machines

Maximum force or power available in human operated machines.

Human Body - Specific Heat

Specific heat of the human body - compared to substances like protein and wood.

Human Body Composition

Composition of the human body.

Human Effects when Exposed to Low-Frequency Noise or Vibration

Physiological effects from low-frequency noise or vibrations.

Human Effort Levels - Energy and Heart Rates

Human work effort levels vs. energy expenditure and associated heart rates.

Human Heat Gain

Heat gain from persons in air conditioned spaces - in btu/hr.

Human Need of Air

Fresh air is required for respiration and for transport of heat and vapor emitted from the human body.

Met - Human Metabolic Rates

Metabiolic Rate - Met - is used as a measuring unit for human body heat or power production.

Metabolic Heat Gain from Persons

Human metabolic heat gain in air conditioned rooms.

pH - Basic (alkaline) vs. Acidic

Introduction to pH - the acidic and basic (alkaline) definition.

Predicted Mean Vote Index (PMV)

PMV index predicts mean comfort response of a larger group of people.

Recommended Relative Humidity

Recommended relative humidity level.

Survival Time in Cold Water

Time to exhaustion and death for humans in cold water.

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