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342432

Chromium(III) sulfate hydrate

Synonym(s):

Chromic sulfate hydrate, Chromium trisulfate

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About This Item

Linear Formula:
Cr2(SO4)3 · xH2O
CAS Number:
15244-38-9
Molecular Weight:
392.18 (anhydrous basis)
NACRES:
NA.23
PubChem Substance ID:
24861064
UNSPSC Code:
12352302
EC Number:
233-253-2
MDL number:
MFCD00150215
Assay:
18.0-26.0% (by Na2S2O3, % Cr, titration)
Form:
solid
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assay

18.0-26.0% (by Na2S2O3, % Cr, titration)

Quality Segment

200

form

solid

reaction suitability

core: chromium

concentration

18.0-26.0% Cr (by Na2S2O3, titration)

mp

100 °C (dec.) (lit.)

density

1.7 g/mL at 25 °C (lit.)

SMILES string

O.[Cr+3].[Cr+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O

InChI

1S/2Cr.3H2O4S.H2O/c;;3*1-5(2,3)4;/h;;3*(H2,1,2,3,4);1H2/q2*+3;;;;/p-6

InChI key

KVIYQADEXNCDCB-UHFFFAOYSA-H

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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