1.01217
Ammonium sulfate
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Synonym(s):
Mascagnite
About This Item
grade
ACS reagent
Quality Level
Agency
reag. ISO
reag. Ph. Eur.
vapor pressure
<1 Pa ( 25 °C)
product line
EMSURE®
Assay
≥99.5% (alkalimetric)
form
solid
potency
2840 mg/kg LD50, oral (Rat)
impurities
≤0.001% Insoluble matter
ign. residue
≤0.005% (as sulfate)
loss
≤0.1% loss on drying, 105 °C
pH
5 (100 g/L in H2O)
mp
>280 °C (dec.) (lit.)
solubility
754-764 g/L
density
1.77 g/mL at 25 °C (lit.)
bulk density
850 kg/m3
anion traces
chloride (Cl-): ≤0.0003%
nitrate (NO3-): ≤0.001%
phosphate (PO43-): ≤0.0005%
cation traces
Al: ≤0.000075%
As: ≤0.00002%
Ca: ≤0.001%
Cd: ≤0.0001%
Cr: ≤0.000075%
Cu: ≤0.0002%
Fe: ≤0.0002%
Mg: ≤0.0005%
Pb: ≤0.0002%
Zn: ≤0.0001%
heavy metals: ≤0.0005%
heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
SMILES string
N.N.OS(O)(=O)=O
InChI
1S/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
InChI key
BFNBIHQBYMNNAN-UHFFFAOYSA-N
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Analysis Note
Insoluble matter: ≤ 0.001 %
pH-value (5 %; water, 25 °C): 5.0 - 6.0
Chloride (Cl): ≤ 0.0003 %
Nitrate (NO₃): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.000075 %
As (Arsenic): ≤ 0.00002 %
Ca (Calcium): ≤ 0.001 %
Cd (Cadmium): ≤ 0.0001 %
Cr (Chromium): ≤ 0.000075 %
Cu (Copper): ≤ 0.0002 %
Fe (Iron): ≤ 0.0002 %
Mg (Magnesium): ≤ 0.0005 %
Pb (Lead): ≤ 0.0002 %
Zn (Zinc): ≤ 0.0001 %
Residue on ignition (as sulfate): ≤ 0.005 %
Loss on Drying (105 °C): ≤ 0.1 %
Corresponds to ACS,ISO,Reag. Ph Eur
Legal Information
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Certificates of Analysis (COA)
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