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8.45500

Sigma-Aldrich

Cadmium sulfate hydrate

Solarpur®

Synonym(s):

Cadmium sulfate hydrate

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About This Item

Empirical Formula (Hill Notation):
Cd3O12S3 · 8H2O
CAS Number:
Molecular Weight:
769.54
MDL number:
UNSPSC Code:
12352302
EC Index Number:
233-331-6
NACRES:
NA.22

Quality Level

form

solid

potency

280 mg/kg LD50, oral (Rat)

pH

3.0-6.0 (20 °C, 50 g/L in H2O)

bp

>80 °C (decomposition)

mp

41.5 °C

solubility

1130 g/L

density

3.10 g/cm3 at 20 °C

storage temp.

no temp limit

InChI

1S/Cd.H2O4S.H2O/c;1-5(2,3)4;/h;(H2,1,2,3,4);1H2/q+2;;/p-2

InChI key

VRFRVKRTIMIRNG-UHFFFAOYSA-L

Analysis Note

Assay (complexometric, CdSO₄.8/3 H₂O): 98.0 - 102.0 %
Identity Cd (ICP): passes test
Identity (SO₄): passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water): 3.0 - 6.0
Chloride (Cl): ≤ 0.001 %
Ca (Calcium): ≤ 0.005 %
Cu (Copper): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
K (Potassium): ≤ 0.01 %
Na (Sodium): ≤ 0.005 %
Pb (Lead): ≤ 0.002 %
Zn (Zinc): ≤ 0.002 %
Al (Aluminium): ≤ 50 ppm
Co (Cobalt): ≤ 50 ppm
Ni (Nickel): ≤ 50 ppm
Cr (Chromium): ≤ 50 ppm
Mn (Manganese): ≤ 50 ppm
As (Arsenic): ≤ 50 ppm
Sn (Tin): ≤ 50 ppm
Sb (Antimony): ≤ 50 ppm
Li (Lithium): ≤ 50 ppm

Legal Information

Solarpur is a registered trademark of Merck KGaA, Darmstadt, Germany

signalword

Danger

Hazard Classifications

Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Muta. 1B - Repr. 1B - STOT RE 1

Storage Class

6.1B - Non-combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials

wgk_germany

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

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