Glucose
| Analyt: | Glucose |
| Matrix: | Serum, Urine, CSF |
| Measuring Method: | GC-ID/MS |
| Standard: | D-Glucose NIST 917c |
| Internal Standard: | ¹³C₆-Glucose |
| Sample Processing: | The samples are spiked gravimetrically with internal standard, equilibrated, and then treated with acetonitrile to precipitate proteins. Derivatization is carried out with hydroxyl ammonium chloride in pyridine and acetic anhydride with subsequent extraction into chloroform. |
| Measurement: | Measurement at m/z 314 and m/z 319 |