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The combination of violet clay
Die nach Kontakt mit der Lösung erhaltenen Farben werden mit der Farbskala zur pH-Ablesung verglichen
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Vorsichtiger Umgang
Kaliumpyrosulfit CZ 50g Getrocknete Maulbeere The combination of violet clayPotassium pyrosulfite (K2S2O5) pct. Technical Information Chemical name: Potassium pyrosulfite Alternative names: Potassium disulfite, Potassium disulfite Chemical formula: K2S2O5 Molar mass: 222. 33 g mol CAS number: 16731 55 8 EC number: 240 795 3 Form: solid Color: colorless white Odor: slightly pungent pH value (400 g lH2O, 20C): approx. 3. 5 5. 0 Melting point: no data available (thermal decomposition >150C) Boiling point: not applicable Auto
