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α-Naphtholphthalein, pure, indicator, ACROS Organics™


Quantity 1g
Packaging Glass bottle

Manufacturer: thermo fisher scientific  AC190120010

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Catalog No. AC190120010

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Description & Specifications

Chemical Identifiers

Purity Grade Extra Pure
Physical Form Powder
Formula Weight 418.45
Quantity 1g
Color Pink to beige or brown
Beilstein 18, I, 384
Merck Index 15, 6474
EINECS Number 209-875-5
TSCA TSCA
Chemical Name or Material α-Naphtholphthalein
Infrared Spectrum Authentic
Lambda Max 648 to 654nm (in 0.1N NaOH)
Loss on Drying 5% max. (110°C, 1 hr.)
Packaging Glass bottle
Specific Absorbance 550 min. (at lamda max)
Visual Transition Interval from pH 7.3 (pinkish-yellow) to pH 8.7 (greenish--blue)
Molecular Formula C28H18O4
MDL Number MFCD00036202
CAS 596-01-0

Specifications

Chemical Name or Material α-Naphtholphthalein
CAS 596-01-0
Purity Grade Extra Pure
Molecular Formula C28H18O4
Formula Weight 418.45
MDL Number MFCD00036202