Български 
English 
Statistical measurement. Controls are carried out twice a year
| Analyte | Unit |
| Albumin | mg/l |
| Amilase | IU/l |
| Calcium | mmol/l |
| Chlorides | mmol/l |
| Creatinine | mmol/l |
| Glucose | mmol/l |
| Microalbumin | mg/l |
| Phosphorus | mmol/l |
| Potassium | mmol/l |
| Protein | g/l |
| Sodium | mmol/l |
| Urea | mmol/l |
| Uric acid | µmol/l |
| Urine Osmolality | mosm/kg |
Preparation of control materials
If there is no specific indication for the specific material, they are reconstituted with distilled water, with the amount indicated by the manufacturer and/or set by the organizers, tempered at 20-25°C. Use a precision pipette (Foll, class A). If the control material is liquid, the rules are followed to store it in a refrigerator at (2-8C), and before testing it is tempered to 20-25 C and tested on the available analytical system.
Measurement fee 26 Euro