Crystalloid Composition — Ions vs Fluids

Comparison of electrolytes and solutes in standard crystalloids and Taita fluids
Ion / Substance	Normal Saline	Ringer’s	Lactated Ringer’s	Taita No. 1	Taita No. 2	Taita No. 3	Taita No. 4	Taita No. 5
Na⁺ (mEq/L)	154	147	130	25	40	75	110	36
K⁺ (mEq/L)	0	4	4	18	12	12	20	18
Mg²⁺ (mEq/L)	0	0	0	3	0	0	0	3
Cl⁻ (mEq/L)	154	156	109	20	26	61	102	17
Ca²⁺ (mEq/L)	0	4.5	3	0	0	0	0	0
Acetate (mEq/L)	0	0	0	20	20	20	16	28
Lactate (mEq/L)	0	0	28	0	0	0	0	0
P (mEq/L)	0	0	0	6	6	6	12	12
Glucose (g/L)	0	0	0	38	33	20	8	100
Osmolality (mOsm/L)	308	~309	~273	300	287	285	300	669

References

Standard compositions for 0.9% NaCl, Ringer’s, and Lactated Ringer’s from critical care formularies.
Taita IV series (台大系列輸液) official listing — Taiwan FDA MCP database.

Ver 1.0 edited by dvmlai, 20250820