Merck 104982 1000 Potassium Hexacyanoferrate(II) Trihydrate Extra Pure 1 KG.

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Description
Catalogue Number	104982
Synonyms	Potassium ferrocyanide

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Product Information
CAS number	14459-95-1
EC number	237-722-2
Hill Formula	C₆FeK₄N₆ * 3H₂O
Chemical formula	K₄[Fe(CN)₆]*3H₂O
Molar Mass	422.39 g/mol
HS Code	2837 20 00
Structure formula Image
Quality Level	MQ200

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Physicochemical Information
Density	1.850 g/cm3 (anhydrous substance)
Melting Point	>50 °C Elimination of water of crystallisation
pH value	8.0 - 10 (211 g/l, H₂O, 25 °C) (anhydrous substance)
Bulk density	950 - 1050 kg/m3
Solubility	289 g/l

\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Toxicological Information
LD 50 oral	LD50 Rat 3613 mg/kg

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Safety Information according to GHS
Hazard Statement(s)	H412: Harmful to aquatic life with long lasting effects.\nEUH032: Contact with acids liberates very toxic gas.
Precautionary Statement(s)	P273: Avoid release to the environment.\nP501: Dispose of contents/ container to an approved waste disposal plant.
Storage class	10 - 13 Other liquids and solids
WGK	WGK 2 obviously hazardous to water
Disposal	14\nInorganic 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).

\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Safety Information
Categories of danger	dangerous for the environment

\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n

Specifications
Assay (cerimetric)	≥ 99.0 %
As (Arsenic)	≤ 0.0003 %
Cu (Copper)	≤ 0.0025 %
Pb (Lead)	≤ 0.001 %
Zn (Zinc)	≤ 0.0025 %