1.04982
Potassium hexacyanoferrate(II) trihydrate
EMPLURA®
Synonym(s):
Potassium hexacyanoferrate(II) trihydrate, Potassium ferrocyanide
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About This Item
Quality Level
product line
EMPLURA®
Assay
≥99.0% (cerimetric)
form
solid
potency
3613 mg/kg LD50, oral (Rat)
pH
9.5 (20 °C, 100 g/L in H2O, anhydrous substance)
mp
>50 °C (Elimination of water of crystallisation)
bulk density
950‑1050 kg/m3
cation traces
As: ≤0.0003%
Cu: ≤0.0025%
Pb: ≤0.001%
Zn: ≤0.0025%
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
1 of 4
This Item | P9387 | 455989 | 1.04984 |
|---|---|---|---|
| form solid | form powder | form crystalline | form solid |
| assay ≥99.0% (cerimetric) | assay ≥98.5% | assay ≥99.95% trace metals basis | assay 99.0-102.0% (cerimetric) |
| Quality Level 200 | Quality Level 200 | Quality Level 100 | Quality Level 300 |
| pH 9.5 (20 °C, 100 g/L in H2O, anhydrous substance) | pH 8-10 (25 °C, 211 g/L) | pH - | pH 9.5 (20 °C, 100 g/L in H2O, anhydrous substance) |
| cation traces As: ≤0.0003%, Pb: ≤0.001%, Cu: ≤0.0025%, Zn: ≤0.0025% | cation traces - | cation traces - | cation traces Na: ≤0.01%, Pb: ≤0.002% |
| mp >50 °C (Elimination of water of crystallisation) | mp 70 °C (lit.) | mp 70 °C (lit.) | mp >50 °C (Elimination of water of crystallisation) |
Analysis Note
As (Arsenic): ≤ 0.0003 %
Cu (Copper): ≤ 0.0025 %
Pb (Lead): ≤ 0.001 %
Zn (Zinc): ≤ 0.0025 %
Legal Information
Storage Class Code
11 - Combustible Solids
WGK
WGK 2
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
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