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LC4872 Potassium hexacyanoferrate(II) trihydrate
extra pure


Order number Packaging Quantity Price €
AC31872 Plastic bottle 1 kg inquire
AC31872 Fibre carton 50 kg inquire


Product information
Synonyms Potassium ferrocyanide
Hill Formula C6FeK4N6 * 3H2O
Chemical formula K4[Fe(CN)6]*3H2O
HS Code 2837 20 00
EC number 237-722-2
Molar mass 422.39 g/mol
CAS number 14459-95-1


Chemical and physical data
Solubility 289 g/l (20 °C)
Melting point ca.70 °C Elimination of water of crystallisation
Molar mass 422.39 g/mol
Density 1.85 g/cm3 (20 °C) (anhydrous substance)
Bulk density 950 – 1050 kg/m3
pH value ca.9.5 (100 g/l, H2O, 20 °C) (anhydrous substance)


Safety information
R Phrase R 52/53
Harmful to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S Phrase S 50-61
Do not mix with acids.Avoid release to the environment. Refer to special instructions/ Safety data sheets.
Categories of danger dangerous for the environment
Storageclass 10 – 13 Other liquids and solids
WGK WGK 2 water endangering
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).


Toxicological data
LD 50 oral LD50 rat 3613 mg/kg


Assay (GC, area%) ≥ 98 %
Density (d 20 °C/ 4 °C) 2.048 – 2.052
Identity (IR) passes test