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Table 3 The normal values of cations and pH in mixed human saliva and plasma

From: Factors affecting antimicrobial activity of MUC7 12-mer, a human salivary mucin-derived peptide

  Saliva (mM) Plasma (mM)
Ca2+ 1–2 2.5
Mg2+ 0.2–0.5 0.5–1.0
Na+ 6–26 140
K+ 14–32 4
NH4 + 1–7 0.03
pH 6.7  
pH range 6.2–7.6  
  1. Reference: [10]