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1.03965

Iron(II) sulfate heptahydrate

Name: Iron(II) sulfate heptahydrate
Brand: MM

for analysis EMSURE^® ACS,ISO,Reag. Ph Eur

别名:

Iron(II) sulfate heptahydrate, Iron

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关于此项目

经验公式（希尔记法）:

FeO₄S · 7H₂O

化学文摘社编号:

7782-63-0

分子量:

278.01

UNSPSC Code:

12352302

EC Index Number:

231-753-5

NACRES:

NA.21

MDL number:

MFCD00149719

Assay:

99.5-102.0% (manganometric)

Grade:

ACS reagent

Form:

solid

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属性

grade

ACS reagent

Quality Level

300

agency

reag. ISO, reag. Ph. Eur.

product line

EMSURE^®

assay

99.5-102.0% (manganometric)

form

solid

potency

319 mg/kg LD₅₀, oral (Rat)

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

impurities

≤0.01% Insoluble matter

pH

3-4 (20 °C, 50 g/L in H₂O)

mp

>60 °C (Elimination of water of crystallisation)

density

1.89 g/cm³ at 20 °C

bulk density

600 kg/m³

anion traces

chloride (Cl^-): ≤0.0005%, phosphate (PO₄^3-): ≤0.001%

cation traces

As: ≤0.0002%, Ca: ≤0.005%, Co: ≤0.0025%, Cr: ≤0.0050%, Cu: ≤0.001%, Fe³⁺: ≤0.02%, K: ≤0.002%, Mg: ≤0.002%, Mn: ≤0.05%, N: ≤0.001%, Na: ≤0.02%, Ni: ≤0.0050%, Pb: ≤0.0005%, Zn: ≤0.0050%, heavy metals (as Pb): ≤0.005%

greener alternative category

Enabling

storage temp.

15-25°C

SMILES string

[Fe+2].[S](=O)(=O)([O-])[O-].O.O.O.O.O.O.O

InChI

1S/Fe.H2O4S.7H2O/c;1-5(2,3)4;;;;;;;/h;(H2,1,2,3,4);7*1H2/q+2;;;;;;;;/p-2

InChI key

SURQXAFEQWPFPV-UHFFFAOYSA-L

说明

General description

We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. IRON(II) SULFATE HEPTAHYDRATE is essential for developing greener energy solutions, particularly in iron-based lithium-ion batteries. Its eco-friendly properties enhance energy storage efficiency, reduce reliance on harmful materials, and support the advancement of sustainable technologies. Click here for more information.

Analysis Note

Assay (manganometric): 99.5 - 102.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.01 %
pH-value (5 %; water): 3.0 - 4.0
Chloride (Cl): ≤ 0.0005 %
Phosphate (PO₄): ≤ 0.001 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals as Pb: ≤ 0.005 %
As (Arsenic): ≤ 0.0002 %
Ca (Calcium): ≤ 0.005 %
Cr (Chromium): ≤ 0.0050 %
Cu (Copper): ≤ 0.001 %
Fe III (Iron III): ≤ 0.02 %
K (Potassium): ≤ 0.002 %
Mg (Magnesium): ≤ 0.002 %
Mn (Manganese): ≤ 0.05 %
Na (Sodium): ≤ 0.02 %
Ni (Nickel): ≤ 0.0050 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.0050 %
Co (Cobalt): ≤ 0.0025 %
Substance not precipitated by ammonium hydroxide: ≤ 0.1 %
Corresponds to ACS,ISO,Reag. Ph Eur

Other Notes

Replaces: FX0260-1

Legal Information

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

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pictograms

GHS07

signalword

Warning

hcodes

H302,H315,H319

pcodes

P264 - P270 - P280 - P301 + P312 - P302 + P352 - P305 + P351 + P338

Hazard Classifications

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

存储类别

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c