Physiology
Condensed Ocular Biochemistry
| Structure | Sodium | Potassium | Other |
| Corneal epithelium |
Low
70 mmol/L
|
High
140 mmol/L
|
|
| Corneal stroma |
High
170 mmol/L
|
Low
20 mmol/L
|
|
| Aqueous | Low (slightly) | Similar |
99% water
High chloride
High lactate
High ascorbate
Low bicarbonate
Low glucose
Low calcium |