Composition of intravenous fluids
Fluid |
Na+ (mmol/l) |
K+ (mmol/l) |
Ca2+ (mmol/l) |
Cl– (mmol/l) |
HCO3 – |
Dext. (g/l) |
Osmol. (mosm/l) |
---|---|---|---|---|---|---|---|
0.45% NaCl |
77 |
77 |
155 |
||||
0.9% NaCl |
154 |
154 |
308 |
||||
5% NaCl |
856 |
856 |
1722 |
||||
Ringer’s |
147 |
4 |
2 |
155 |
310 |
||
Lactated Ringer’s (Hartmann’s) |
131 |
5 |
2 |
111 |
29 * |
280 |
|
Darrow’s |
121 |
35 |
103 |
53 * |
312 |
||
0.9% NaCl + |
|||||||
5.5% Dext. |
154 |
154 |
50 |
560 |
|||
0.18% NaCl + |
|||||||
4% Dext. |
31 |
31 |
40 |
264 |
|||
Duphalyte ** |
2.6 |
1.0 |
3.6 |
454 |
unknown |
Dext. = dextrose; Osmol. = osmolality.
* Bicarbonate is present as lactate.
** Also contains a mixture of vitamins and small quantities of amino acids and 1.2 mmol/l of MgSO4