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Thermo Scientific™ alpha-Naphtholphthalein, pure, indicator
Supplier: Thermo Scientific™ 190120010
Description
This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.
IndicatorSpécifications
| α-Naphtholphthalein | |
| C28H18O4 | |
| 18, I, 384 | |
| HQHBAGKIEAOSNM-UHFFFAOYSA-N | |
| C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O | |
| 418.448 | |
| 648 to 654nm (in 0.1N NaOH) | |
| 418.45 | |
| Glass bottle | |
| Beige to Pink or Brown |
| 596-01-0 | |
| MFCD00036202 | |
| 15, 6474 | |
| Authentic | |
| 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one | |
| 68993 | |
| 5% max. (110°C, 1 hr.) | |
| Pure | |
| from pH 7.3 (pinkish-yellow) to pH 8.7 (greenish--blue) | |
| 1g |
Sécurité et manipulation
missing translation for 'einecsNumber' : 209-875-5
missing translation for 'tsca' : TSCA
RUO â Research Use Only