Composition *Amino acids: transported by ciliary muscles *98% water *Electrolytes (pH = 7.4 -one source gives 7.1) *Sodium = 142.09 *Potassium = 2.2 - 4.0 *Calcium = 1.8 *Magnesium = 1.1 *Chloride = 131.6 *HCO3- = 20.15 *Phosphate = 0.62 *Osm = 304 *Ascorbic acid *Glutathione *Immunoglobulins
Aqueous humour
Blood blister
Speculum 
Fluid compartments
Dermal equivalent
Body fluid
Blood protein
Super-oxidized solution