{
  "@context": "https://schema.org",
  "@type": "MathSolver",
  "name": "pH Calculator — H⁺ & OH⁻ Concentration, pOH & Acid-Base Scale",
  "description": "Calculate pH, pOH, and concentrations of H⁺ and OH⁻ ions in aqueous solutions. Enter any value — pH, [H⁺], or [OH⁻] — to get the complete acid-base analysis with substance classification. Essential for chemistry students, lab work, and science education.",
  "url": "https://thecalcuniverse.com/en/engineering/ph-calculator",
  "lastVerified": "2026-01-15",
  "inLanguage": "en"
}