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LC5217 Sodium nitroprusside dihydrate
[disodium pentacyanonitrosyl ferrate(III) dihydrate] GR for analysis


Order number Packaging Quantity Price €
AC32217 Plastic bottle 100 g 13.14
AC32217 Plastic bottle 500 g 18.45


Product information
Synonyms Nitroprusside sodium, Sodium nitroferricyanide
Hill Formula C5FeN6Na2O * 2 H2O
Chemical formula Na2[Fe(CN)5NO] * 2 H2O
HS Code 2837 20 00
EC number 238-373-9
Molar mass 297.95 g/mol
CAS number 13755-38-9


Chemical and physical data
Solubility 400 g/l (20 °C) (slow decomposition)
Molar mass 297.95 g/mol
Density 1.71 g/cm3 (20 °C)
Bulk density 1000 kg/m3
pH value 5 (50 g/l, H2O, 20 °C)


Safety information according to GHS
Hazard Statement(s) H301: Toxic if swallowed.
Signal Word Danger
Hazard Pictogram(s)
RTECS LJ8925000
Storage class 6.1B Non combustible substances, toxic
WGK WGK 3 highly water endangering
Disposal 9
Carcinogenic compounds and flammable compounds labelled “Highly toxic” or “Toxic”: container F. Alkyl sulfates are carcinogenic; Take particular care to avoid inhalation and skin contact. To neutralize alkyl sulfates, add dropwise (from a dropping funnel) to concentrated ice-cool Ammonia solution (Cat.No. 105426) with vigorous stirring. Before placing in container D, check the pH with pH Universal indicator strips (Cat.No. 109535).


Safety information
R Phrase R 25
Toxic if swallowed.
S Phrase S 22-37-45
Do not breathe dust.Wear suitable gloves.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).
Categories of danger toxic
Hazard Symbol Toxic


Transport information
Declaration (transport by sea) IMDG-Code UN 1588 CYANIDES, INORGANIC, SOLID, N.O.S.(SODIUM NITROPRUSSIDE), 6.1, II, Marine Pollutant: P, Segregation Group: 6 (Cyanides)
Declaration (transport by air) IATA-DGR UN 1588 CYANIDES, INORGANIC, SOLID, N.O.S.(SODIUM NITROPRUSSIDE), 6.1, II


Toxicological data
LD 50 oral LD50 rat 99 mg/kg


Assay (argentometric) 99.0 – 102.0 %
Identity passes test
Insoluble matter ≤ 0.01 %
Chloride (Cl) ≤ 0.02 %
Hexacyanoferrate (II) ≤ 0.02 %
Hexacyanoferrate III ≤ 0.01 %
Sulphate (SO4) ≤ 0.01 %