Dipotassium Disulphite

Dipotassium disulfite
Dipotassium metabisulfite
Dipotassium pyrosulfite
Disulfurous acid, dipotassium salt
Disulfurous acid, potassium salt (1:2)
Kadifit
Potassium disulfite (K2S2O5)
Potassium metabisulfite
Potassium metabisulfite (K2S2O5)
Potassium pyrosulfite
Potassium pyrosulfite (K2S2O5)
Pyrosulfurous acid, dipotassium salt

Property	Value
InChI2D key string chemrof:inchi2d_key_string	TWDUAWOEUFKDNM-UHFFFAOYSA-N
InChI2D string chemrof:inchi2d_string	InChI=1S/2K.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)
Molecular formula chemrof:molecular_formula	H2K2O5S2
Molecular mass chemrof:molecular_mass	224.341
Monoisotopic mass chemrof:monoisotopic_mass	223.861779
SMILES string chemrof:smiles_string	OS(=O)S(=O)(=O)O.[K].[K]

Where else this substance is described. Collected while the pipeline resolved it — from ChEBI's cross-references, from PubChem's identifier list, and from the CAS number — so a link here is a record the merge actually read, not a search it suggests.

Resource	URL	Recorded by
CAS Common Chemistry	https://commonchemistry.cas.org/detail?cas_rn=16731-55-8	enrich_references.consensus_cas_link
PubChem	https://pubchem.ncbi.nlm.nih.gov/compound/131874812	enrich_references.pubchem_compound

Flow	Context	Source	Unit	CFs
fac6774f-76fc-4a0d-98d1-7bc0168f01b0	Environmental → Air → Aircraft cruise height	EF 3.1	kg	2
e0a4be2e-9a17-4376-971d-512f92481ea3	Environmental → Air → Ground level → Urban (>1000 people/square mile)	EF 3.1	kg	2
6e8c6a90-d7da-4915-bc30-1a2e13a60f55	Environmental → Air → Indoor	EF 3.1	kg	2
ada48be3-6c89-4d10-b33e-f4273340a78f	Environmental → Air → Long-term	EF 3.1	kg	0
1474a6f3-af62-45b9-81b2-2f1f013da57c	Environmental → Air → Medium stack, <150 meters → Rural (<1000 people/square mile)	EF 3.1	kg	2
420208c6-07ab-419d-bba1-27f0c21a2f55	Environmental → Air → Unknown	EF 3.1	kg	2
009c37e5-d4d9-49db-86cd-5697c1a39c5b	Environmental → Ground → Agricultural	EF 3.1	kg	2
e6244049-a9d5-4689-b67f-5603ac285bd8	Environmental → Ground → Non-agricultural	EF 3.1	kg	2
48400f97-5f03-4591-b57b-fb62913579c5	Environmental → Ground → Unknown	EF 3.1	kg	2
6f54731f-42bb-4a97-b8bf-c014a3ad137b	Environmental → Water → Long-term	EF 3.1	kg	0
8dbf8695-5d61-4ba1-8525-1b2917942d3f	Environmental → Water → Ocean	EF 3.1	kg	2
68a9159e-9b82-4358-9ebc-04bcca1c7dac	Environmental → Water → Surface water	EF 3.1	kg	2
a8c940ff-3580-4a8d-8984-40a7a76f0086	Environmental → Water → Unknown	EF 3.1	kg	2

Everything that changed this substance (54 changes)

Open the changes page

Flow object JSON

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}

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Dipotassium Disulphite

Identity

Structure

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Properties

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Elementary flows

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