Specification :

Synonyms Sodium nitroferricyanide( b) dehydrate
Disodium pentacyanonitrosylferrate( 2-) dihydrate
CAS  : 13755-38-9 ( dihydrate) 14402-89-2 ( anhydrous)
EINECS  : 238-373-9
Molecular Formula and Weight : Na2[ Fe( CN) 5NO] · H2O= 297.95
Appearance: This red-coloured salt, which is often abbreviated SNP, is a potent vasodilator.

Usage: Sodium nitroprusside is often used as a reference compound for the calibration of Mö ssbauer spectrometer. It is also used as an analytical reagent in qualitative organic analysis.