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1.03943

Supelco

Iron(III) chloride hexahydrate

for analysis EMSURE® ACS,Reag. Ph Eur

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Synonym(s):
Ferric chloride hexahydrate, Iron trichloride, Ferric chloride hexahydrate
Linear Formula:
FeCl3 · 6H2O
CAS Number:
Molecular Weight:
270.30
MDL number:
EC Index Number:
231-729-4

grade

ACS reagent

Quality Level

Agency

reag. Ph. Eur.
suitable for SM 5210

vapor pressure

1 mmHg ( 194 °C)

product line

EMSURE®

Assay

99.0-102.0% FeCl3 basis (iodometric)

form

solid

potency

316 mg/kg LD50, oral (Rat)

impurities

≤0.01% Insoluble matter

pH

1.8 (25 °C, 10 g/L in H2O)

bp

280-285 °C (lit.)

mp

37 °C (lit.)

bulk density

600‑1200 kg/m3

anion traces

nitrate (NO3-): ≤0.01%
phosphate (PO43-): ≤0.01% (total phosphorous)
sulfate (SO42-): ≤0.01%

cation traces

Ca: ≤0.01%
Cu: ≤0.003%
Fe2+: ≤0.002%
K: ≤0.005%
Mg: ≤0.005%
N: ≤0.001%
Na: ≤0.05%
Zn: ≤0.003%
heavy metals (as Pb): ≤0.005%

storage temp.

15-25°C

SMILES string

O.O.O.O.O.O.Cl[Fe](Cl)Cl

InChI

1S/3ClH.Fe.6H2O/h3*1H;;6*1H2/q;;;+3;;;;;;/p-3

InChI key

NQXWGWZJXJUMQB-UHFFFAOYSA-K

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This Item
31232F2877236489
vapor pressure

1 mmHg ( 194 °C)

vapor pressure

1 mmHg ( 194 °C)

vapor pressure

1 mmHg ( 194 °C)

vapor pressure

1 mmHg ( 194 °C)

assay

99.0-102.0% FeCl3 basis (iodometric)

assay

≥99%

assay

≥98%

assay

97%, 97.0-102.0% (ACS specification)

form

solid

form

solid

form

chunks

form

chunks

impurities

≤0.01% Insoluble matter

impurities

≤0.001% free chlorine (Cl), ≤0.001% total nitrogen (N), ≤0.05% sub.not precip.b.NH4OH(SO4), ≤0.2% free acid (as HCl)

impurities

-

impurities

≤0.01% P compounds (as PO4), ≤0.01% insolubles, ≤0.1% Substances not pptd. by NH4OH (as sulfates)

pH

1.8 (25 °C, 10 g/L in H2O)

pH

-

pH

-

pH

-

Linkage

Replaces: FX0210-1

Analysis Note

Assay (iodometric, FeCl₃·6H₂O): 99.0 - 102.0 %
Identity: passes test
Insoluble matter: ≤ 0.01 %
Free chlorine: passes test
Acidic substances: passes test
Nitrate (NO₃): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.01 %
Total nitrogen (N): ≤ 0.001 %
Total phosphorus (as PO₄): ≤ 0.01 %
Heavy metals (as Pb): ≤ 0.005 %
Ca (Calcium): ≤ 0.01 %
Cu (Copper): ≤ 0.003 %
Fe II (Iron II)*: ≤ 0.002 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.005 %
Na (Sodium): ≤ 0.05 %
Zn (Zinc): ≤ 0.003 %
* The Fe(II)-content increases if the recommended storage conditions (+15 to +25 °C) are not observed.

Legal Information

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

Pictograms

CorrosionExclamation mark

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Irrit. 2

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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