1.04984
Potassium hexacyanoferrate(II) trihydrate
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Synonym(s):
Potassium hexacyanoferrate(II) trihydrate, Potassium ferrocyanide
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About This Item
grade
ACS reagent
Quality Level
agency
reag. ISO, reag. Ph. Eur.
product line
EMSURE®
assay
99.0-102.0% (cerimetric)
form
solid
potency
3613 mg/kg LD50, oral (Rat)
impurities
≤0.005% Insoluble matter
pH
9.5 (20 °C, 100 g/L in H2O, anhydrous substance)
mp
>50 °C (Elimination of water of crystallisation)
solubility
water: soluble
bulk density
950‑1050 kg/m3
anion traces
chloride (Cl-): ≤0.01%, sulfate (SO42-): ≤0.005%
cation traces
Na: ≤0.01%, Pb: ≤0.002%
storage temp.
2-30°C
SMILES string
[Fe+2].[K+].[K+].[K+].[K+].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].N#[C-].O.O.O
InChI
1S/6CN.Fe.4K.3H2O/c6*1-2;;;;;;;;/h;;;;;;;;;;;3*1H2/q6*-1;+2;4*+1;;;
InChI key
UTYXJYFJPBYDKY-UHFFFAOYSA-N
Analysis Note
Insoluble matter: ≤ 0.005 %
Chloride (Cl): ≤ 0.01 %
Sulfate (SO₄): ≤ 0.005 %
Na (Sodium): ≤ 0.01 %
Pb (Lead): ≤ 0.002 %
Corresponds to ACS,ISO,Reag. Ph Eur
Other Notes
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Storage Class
13 - Non Combustible Solids
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1049840100 | 04022536058870 |
| 1049840500 | 04022536058887 |
| 1049849050 | 04022536058900 |