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7788-99-0
CrK(SO4)2•12H2O
241916080100CY
98%
-100 Mesh.etc
233-401-6
Characteristic
Chrome alum or Chromium(III) potassium sulfate is the potassium double sulfate of chromium. Its chemical formula is KCr(SO4)2 and it is commonly found in its dodecahydrate form as KCr(SO4)2·12(H2O).
Chemical formula:KCr(SO4)2
Molar mass:283.220 g/mol
Appearance:dark purple needles or greyish-brown powder when anhydrous
Density:1.83 g/ cm−3
Melting point:89 °C (192 °F; 362 K)
Boiling point:400 °C (752 °F; 673 K)
Solubility in water:24 g/100mL (at 20 °C)
Application
It is used for tanning of leather and as a photographic film hardener. It is also used in textile dye, photography, ceramics, and the preparation of chromium standard solutions, as a catalyst, mordant, ceramics, tannage and developer.
Characteristic
Chrome alum or Chromium(III) potassium sulfate is the potassium double sulfate of chromium. Its chemical formula is KCr(SO4)2 and it is commonly found in its dodecahydrate form as KCr(SO4)2·12(H2O).
Chemical formula:KCr(SO4)2
Molar mass:283.220 g/mol
Appearance:dark purple needles or greyish-brown powder when anhydrous
Density:1.83 g/ cm−3
Melting point:89 °C (192 °F; 362 K)
Boiling point:400 °C (752 °F; 673 K)
Solubility in water:24 g/100mL (at 20 °C)
Application
It is used for tanning of leather and as a photographic film hardener. It is also used in textile dye, photography, ceramics, and the preparation of chromium standard solutions, as a catalyst, mordant, ceramics, tannage and developer.
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