CAS 596-01-0 | Alpha-Naphtholphthalein
Molecular Formula: C28H18O4
Molecular Weight: 418.44
EINECS: 209-875-5
Purity: 97% Min.
Package: 100 g / 1 kg / 25 kg
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Product Introduction
Introduction
alpha-Naphtholphthalein is used as an acid-base indicator, it is colorless to orange when the pH value is around 6.7, and turns from orange to blue when the pH value is around 7.9.
Specification of CAS 596-01-0 | alpha-Naphtholphthalein
ITEMS | SPECIFICATION |
Melting point | 238-240 °C(lit.) |
InChIKey | HQHBAGKIEAOSNM-UHFFFAOYSA-N |
solubility | Solubility Practically insoluble in water; soluble in ethanol |
storage temp. | Store below +30°C. |
Merck | 14,6389 |
color | Pink to beige or brown |
refractive index | 1.6400 |
form | Powder |
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