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Chromium potassium sulfate dodecahydrate

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Products Intro: Product Name:Chromium potassium sulphate dodecahydrate
CAS:7788-99-0
Purity:99% Package:25KG;5KG;1KG
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CAS:7788-99-0
Purity:99% Package:5KG;1KG
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Products Intro: Product Name:Chromium potassium sulfate dodecahydrate
CAS:7788-99-0
Purity:0.99 Package:5KG;1KG,25KG

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Chromium potassium sulfate dodecahydrate Basic information
Product Name:Chromium potassium sulfate dodecahydrate
Synonyms:chromicpotassiumsulfatedodecahydrate;chromicpotassiumsulfatedodecahydrate(chromealum);Chromium(III)potassiumsulfate(1:1:2),dodecahydrate;potassiumchromiumalumdodecahydrate;Potassiumchromiumsulfate,doe;Chromium(Ⅲ) potassium sulfate dodecahydrate;chromic alum;potassium chrome alum
CAS:7788-99-0
MF:CrH5KO5S
MW:208.19
EINECS:616-539-5
Product Categories:
Mol File:7788-99-0.mol
Chromium potassium sulfate dodecahydrate Structure
Chromium potassium sulfate dodecahydrate Chemical Properties
Melting point 89 °C(lit.)
density 1.83
storage temp. Store at +15°C to +25°C.
solubility water: soluble(lit.)
form Solid
color Violet
OdorOdorless
PH3 (50g/l, H2O, 20℃)
Water Solubility 24 g/100 mL (15 ºC)
Merck 14,2229
Exposure limitsNIOSH: IDLH 25 mg/m3; TWA 0.5 mg/m3
Stability:Stable. Incompatible with magnesium, aluminium.
CAS DataBase Reference7788-99-0(CAS DataBase Reference)
Safety Information
Hazard Codes Xi
Risk Statements 36/38
Safety Statements 22-24/25-37/39-26
WGK Germany 2
RTECS GB6850000
TSCA Yes
HS Code 28332990
MSDS Information
ProviderLanguage
Chromium(III) potassium sulfate English
SigmaAldrich English
ACROS English
ALFA English
Chromium potassium sulfate dodecahydrate Usage And Synthesis
Chemical Propertiesdeep violet-red crystals
UsesChromium(III) potassium sulfate dodecahydrate [KCr(SO4)2.12H2O] has been used for the dissolution of gelatin in various studies.
It may be used as a starting material in the synthesis of quasi-monodisperse spherical core-shell particles of Cr/α-Cr2O3 to be used as solar absorbers.
UsesChromium potassium sulfate dodecahydrate is used in method for synthesizing metal-organic terephthalate structure MIL-101 (Cr).
UsesChromium potassium sulfate dodecahydrate is used in preparation of chromium standard solutions.
General DescriptionChromium(III) potassium sulfate dodecahydrate (Potassium chromium(III) sulfate dodecahydrate, Chrome alum) is a violet colored solid. It has been synthesized by reacting sulfur dioxide with potassium dichromate (diisolved in sulfuric acid) at -38°C. It is widely used chemical in dyeing and textile industry.
Purification MethodsCrystallise it from hot water (2mL/g) by cooling.
Chromium potassium sulfate dodecahydrate Preparation Products And Raw materials
Raw materialsSulfuric acid-->Potassium dichromate
Preparation ProductsCHROMIUM POTASSIUM SULFATE-->Neutral Black 2S-RL-->Neutral Grey 2BL-->Solvent Red KL-->Solvent Red BL-->Neutral Bordeaux D-BN
Tag:Chromium potassium sulfate dodecahydrate(7788-99-0) Related Product Information
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