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POTASSIUM PYROSULFITE
SpectraBase Compound ID 6LlfyDGSATN
InChI InChI=1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
InChIKey RWPGFSMJFRPDDP-UHFFFAOYSA-L
Mol Weight 222.31 g/mol
Molecular Formula K2O5S2
Exact Mass 221.846128 g/mol

Raman Spectrum

Raman Spectrum

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SpectraBase Spectrum ID J8mFE6za5GE
Name POTASSIUM PYROSULFITE
Source of Sample Mallinckrodt Inc., St. Louis, Missouri
CAS Registry Number 16731-55-8
Chemical Description POTASSIUM PYROSULFITE
Comments SAMPLE DRIED IN VACUUM OVEN AT 72C OVERNIGHT
Copyright Copyright © 1980, 1981-2024 John Wiley & Sons, Inc. All Rights Reserved.
Density (Specific Gravity)= 2.3
Formula K2O5S2
InChI InChI=1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2
InChIKey RWPGFSMJFRPDDP-UHFFFAOYSA-L
Instrument Name Bio-Rad FTS 175C with Raman accessory
Melting Point 919C
Molecular Weight 222.32
RTECS Number TT4920000
Raman Corrections Referenced to internal white light source; Baseline subtracted
Raman Laser Source Nd:YAG
Synonyms POTASSIUM METABISULFITE POTASSIUM DISULFITE
Technique FT-Raman