alpha-Naphtholphthalein, practical grade

Code: N8257-1G D2-231

General description

α-Naphtholphthalein, a phthalein dye is a pH indicator between 7.3 (colorless) and 8.7 (greenish-blue). Applications include inks, markers, detecting...


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€109.00 1G
€134.07 inc. VAT
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General description

α-Naphtholphthalein, a phthalein dye is a pH indicator between 7.3 (colorless) and 8.7 (greenish-blue). Applications include inks, markers, detecting viable cells, food storage, and many more.

Packaging

1, 5, 10 g in poly bottle

application(s)diagnostic assay manufacturinghematologyhistology
assay>80% NaOH basis (titration)
formpowder
gradepractical grade
InChI keyHQHBAGKIEAOSNM-UHFFFAOYSA-N
InChI1S/C28H18O4/c29-25-15-13-23(17-7-1-3-9-19(17)25)28(22-12-6-5-11-21(22)27(31)32-28)24-14-16-26(30)20-10-4-2-8-18(20)24/h1-16,29-30H
mp238-240 °C (lit.)
pH7.3-8.7, colorless to blue-green
Quality Level200
SMILES stringOc1ccc(c2ccccc12)C3(OC(=O)c4ccccc34)c5ccc(O)c6ccccc56
solubilityethanol: 50 mg/mL, clear, red-orange
storage temp.room temp
Cas Number596-01-0
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