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H18402

Sigma-Aldrich

Hydroquinonesulfonic acid potassium salt

technical grade

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Synonym(s):
2,5-Dihydroxybenzenesulfonic acid potassium salt, Potassium 2,5-dihydroxybenzenesulfonate
Linear Formula:
(HO)2C6H3SO3K
CAS Number:
21799-87-1
Molecular Weight:
228.26
Beilstein:
5187027
EC Number:
244-584-7
MDL number:
MFCD00007475
UNSPSC Code:
12352100
PubChem Substance ID:
24895485
NACRES:
NA.22

grade

technical grade

Quality Level

100

mp

251 °C (dec.) (lit.)

SMILES string

[K+].Oc1ccc(O)c(c1)S([O-])(=O)=O

InChI

1S/C6H6O5S.K/c7-4-1-2-5(8)6(3-4)12(9,10)11;/h1-3,7-8H,(H,9,10,11);/q;+1/p-1

InChI key

VKDSBABHIXQFKH-UHFFFAOYSA-M

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Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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