Key Documents

View All Documentation

FX0245

Ferrous Ammonium Sulfate, Hexahydrate

Name: Ferrous Ammonium Sulfate, Hexahydrate
Brand: MM

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Synonym(s):

Ferrous Ammonium Sulfate, Hexahydrate, Ammonium Iron(II) Sulfate, Hexahydrate, Ammonium Iron (II) Sulfate

Select a Size

Change View

About This Item

Linear Formula:

Fe(NH₄)₂(SO₄)₂ · 6H₂O

CAS Number:

7783-85-9

UNSPSC Code:

12352302

EC Index Number:

233-151-8

MDL number:

MFCD00150530

Assay:

98.5-101.5%

Grade:

ACS reagent

Form:

crystals

Solubility:

269 g/L

Technical Service

Need help? Our team of experienced scientists is here for you.

Let Us Assist

Properties

grade

ACS reagent

Quality Level

200

assay

98.5-101.5%

form

crystals

impurities

≤0.01% Insoluble matter

color

blue-green

pH

3-5 (20 °C, 50 g/L in H₂O)

mp

39-41 °C (Elimination of water of crystallisation)

solubility

269 g/L

anion traces

phosphate (PO₄^3-): ≤0.003%

cation traces

Ca: ≤0.005%, Cu: ≤0.003%, Fe³⁺: ≤0.01%, K: ≤0.002%, Mg: ≤0.002%, Mn: ≤0.01%, Na: ≤0.02%, Zn: ≤0.003%

shipped in

ambient

storage temp.

room temp

SMILES string

[Fe+3].[S](=O)(=O)([O-])[O-].[S](=O)(=O)([O-])[O-].[N+H4].[N+H4].O.O.O.O.O.O

InChI

1S/Fe.2H3N.2H2O4S.6H2O/c;;;2*1-5(2,3)4;;;;;;/h;2*1H3;2*(H2,1,2,3,4);6*1H2/q+3;;;;;;;;;;/p-2

InChI key

SHHFGSWBFZVUNE-UHFFFAOYSA-L

Description

Analysis Note

Assay: 98.5-101.5%
Calcium (Ca): 0.005% max
Color: Blue-green (no yellow)
Copper (Cu): 0.003% max
Ferric iron (Fe+++): 0.01% max
Form: Crystals
Insoluble matter: 0.01% max
Magnesium (Mg): 0.002% max
Manganese (Mn): 0.01% max
Phosphate (PO4): 0.003% max
Potassium (K): 0.002% max
Sodium (Na): 0.02% max
Zinc (Zn): 0.003% max

Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c