247006
5-Sulfosalicylic acid dihydrate
ACS reagent, ≥99%
Synonym(s):
2-Hydroxy-5-sulfobenzoic acid
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About This Item
Linear Formula:
HO3SC6H3-2-(OH)CO2H·2H2O
CAS Number:
Molecular Weight:
254.21
Beilstein:
650741
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.21
Recommended Products
grade
ACS reagent
Quality Level
Assay
≥99%
99.0-101.0% (ACS specification)
form
solid
impurities
≤0.02% insolubles
≤0.04% salicylic acid
ign. residue
≤0.1%
mp
105-110 °C (lit.)
solubility
water: soluble 127.1 g/L at 20 °C
anion traces
chloride (Cl-): ≤0.001%
sulfate (SO42-): ≤0.02%
cation traces
Fe: ≤0.001%
heavy metals: ≤0.002%
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Application
5-Sulfosalicylic acid dihydrate is a poly functional metal chelating ligand that may be used to form metal coordination complexes.
Spray reagent for the detection of amino acids on TLC plates. Doping agent for polyaniline.
Signal Word
Danger
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Dam. 1 - Skin Corr. 1B
Storage Class Code
8A - Combustible corrosive hazardous materials
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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