Ninhydrin, Sigma-Aldrich®

Supplier: MilliporeSigma

Synonyms: 2,2-Dihydroxyindan-1,3-dion , Trioxohydrindene monohydrate , Ninhydrin monohydrate , 2,2-Dihydroxy-1,3-indanedione , Indanetrione hydrate , 2,2-Dihydroxyindane-1,3-dione , 1,2,3-Indantrione monohydrate

NX0403-1 NX0403-6 NX0403-6 NX0403-1 NX0403-2 NX0403-2

CANX0403-2EA 343.03 CAD

CANX0403-2 EM-NX0403-6 EM-NX0403-1 EM-NX0403-2 CANX0403-1 CANX0403-6

Ninhydrin, Sigma-Aldrich®

Ninhydrin

Formula: C₉H₆O₄
MW: 178.14 g/mol
Boiling Pt: 351 °C (1013 hPa)
Melting Pt: 250…258 °C
Density: 0.862 g/cm³ (20 °C)

MDL Number: MFCD00003791
CAS Number: 485-47-2
Merck Index: 13,06582

https://ca.vwr.com/stibo/web/std.lang.all/70/01/2297001.jpg

Specification Test Results

Assay	99% min
Identity (IR-spectrum)	Conforms
pH (1%, water)	4.6-5.6
Suitability for detection of amino acids	To pass test
Sulfated ash	0.1% max

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