p-Toluenesulfonic acid monohydrate, GR ACS, Supelco®

Supplier: MilliporeSigma

Synonyms: 4-Methylbenzenesulphonic acid hydrate , 4-Methylbenzenesulfonic acid hydrate , Toluene-4-sulphonic acid monohydrate , Toluene-4-sulfonic acid monohydrate

TX0770-3

CATX0770-3EA 467.67 CAD

CATX0770-3

p-Toluenesulfonic acid monohydrate, GR ACS, Supelco®

p-Toluenesulphonic acid monohydrate

Meets ACS Specifications

Formula: C₇H₈O₃S·1H₂O
MW: 190.22 g/mol
Melting Pt: 102…104 °C
Density: 1.24 g/cm³ (20 °C)
Flash Pt: 180 °C

MDL Number: MFCD00142137
CAS Number: 6192-52-5
UN: 2585
ADR: 8,III
Merck Index: 12,09671

Specification Test Results

Appearance (description)	hygroscopic crystals
Appearance of solution	conforms
Assay (acidimetric; calc. on anhydrous substance)	99.0% min
Color	off-white
Heavy metals (as Pb)	0.001% max
Iron (Fe)	0.01% max
Sodium (Na)	0.002% max
Sulfate (SO4)	0.3% max
Sulfated ash	0.1% max
Water (H2O)	11.5% max

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