Ascorbic acid neg • + • ++
Blood neg • ca. 5–10 • ca. 50 • ca. 250 Ery/µL
Glucose neg • norm • 50 • 150 • 500 • =1000 mg/dL
Nitrite neg • pos
pH 5 • 6 • 7 • 8 • 9
Protein neg. • 30 • 100 • 500 mg/dL