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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:
7790-84-3
Molecular Weight:
769.54
MDL number:
MFCD02253000
UNSPSC Code:
12352302
EC Index Number:
233-331-6
NACRES:
NA.22

Quality Level

200

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

Signal Word

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 Code

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

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH SVHC Candidate List

CAS No.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

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