1.03776
Ammonium iron(III) sulfate dodecahydrate
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Synonym(s):
Ammonium iron(III) sulfate dodecahydrate, Alum iron, Ferric ammonium sulfate, Iron alum, Iron(III) ammonium sulfate
About This Item
grade
ACS reagent
Quality Level
Agency
reag. ISO
reag. Ph. Eur.
product line
EMSURE®
Assay
99.0-102.0% (iodometric)
form
solid
impurities
≤0.005% Insoluble matter
pH
1.8 (20 °C, 100 g/L in H2O)
mp
39-41 °C
bulk density
750 kg/m3
anion traces
chloride (Cl-): ≤0.0005%
nitrate (NO3-): ≤0.01%
cation traces
Ca: ≤0.01%
Cu: ≤0.001%
Fe2+: ≤0.001%
K: ≤0.005%
Mg: ≤0.001%
Mn: ≤0.005%
Na: ≤0.01%
Pb: ≤0.0005%
Zn: ≤0.001%
storage temp.
15-25°C
InChI
1S/Fe.H3N.2H2O4S.12H2O/c;;2*1-5(2,3)4;;;;;;;;;;;;/h;1H3;2*(H2,1,2,3,4);12*1H2/q+3;;;;;;;;;;;;;;;/p-3
InChI key
LCPUDZUWZDSKMX-UHFFFAOYSA-K
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Analysis Note
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.0005 %
Nitrate (NO₃): ≤ 0.01 %
Cu (Copper): ≤ 0.001 %
Fe II (Iron II): ≤ 0.001 %
Ca (Calcium): ≤ 0.01 %
K (Potassium): ≤ 0.005 %
Mg (Magnesium): ≤ 0.001 %
Mn (Manganese): ≤ 0.005 %
Na (Sodium): ≤ 0.01 %
Pb (Lead): ≤ 0.0005 %
Zn (Zinc): ≤ 0.001 %
Corresponds to ACS, ISO, Reag. Ph. Eur.
Legal Information
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Dam. 1
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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