Beschreibung
【Wissenschaftlicher Name】 Kaliumtartrat
【Molekülformel】K2C4H4O6·1/2H2O
【Molekulargewicht】235.28
【CAS-Nummer】921-53-9
【Charakter】 farblose Kristalle oder weiße Kristallpulver, verlieren Wasser, wenn sie auf 155 ° C erhitzt werden,
Das spezifische Gewicht beträgt 1,980 und zersetzt sich bei 200-220 ° C.
Die wässrige Lösung, die sich fast nicht in Ethanol auflöst, nimmt gegenüber Lackmus eine winzige Säure an und der pH-Wert beträgt 7-9.
Tech-Klasse:
Artikel | Index |
Inhalt ≥% | 99,0 |
Klarheit | bestanden |
Unlöslich in Wasser | 0,01 |
Chlorid (Cl) ≤% | 0,01 |
Sulfat(SO4) ≤% | 0,01 |
Phosphat ≤% | 0,005 |
Eisen(Fe) ≤% | 0,001 |
Schwermetalle (Pb) ≤% | 0,001 |
【Anwendung】 diente als Analysemittel und wird zur Herstellung von Kulturmedien für Mikroorganismen und der Pharmaindustrie usw. verwendet.
【Verpackung】25kg/Beutel
Zahlung und Sicherheit
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