Skip to Content
MilliporeSigma
All Photos(1)

Documents

SX1220

Supelco

5-Sulfosalicylic Acid, Dihydrate

Synonym(s):

2-Hydroxybenzoic-5-Sulfonic Acid, Dihydrate

Sign Into View Organizational & Contract Pricing


About This Item

vapor pressure

<1 hPa ( 20 °C)

form

crystals

pH

<0.5 (20 °C, 200 g/L in H2O)

mp

109-117 °C (decomposition)

transition temp

flash point 150 °C

solubility

987 g/L

storage temp.

room temp

Application

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

Analysis Note

Assay:99.0-101.0%
Chloride (Cl):0.001% max
Color:White to off-white
Form:Crystals
Heavy metals (as Pb):0.002% max
Insoluble matter:0.02% max
Iron (Fe):0.001% max
Residue after ignition:0.1% max
Salicylic acid (HOC6H4COOH):0.04% max
Sulfate (SO4):0.02% max

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service