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Thermo Scientific Chemicals α-Naphtholphthalein, pure, indicator
Supplier: Thermo Scientific Chemicals 190120250
Description
This Thermo Scientific Chemicals 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 Chemicals.
IndicatorSpecifications
| 550 min. (at lamda max) | |
| 240.0°C to 250.0°C | |
| 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 | |
| Powder |
| α-Naphtholphthalein | |
| 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) | |
| 25 g |
Chemical Identifiers
| 596-01-0 | |
| 418.448 | |
| HQHBAGKIEAOSNM-UHFFFAOYSA-N | |
| 3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one |
| C28H18O4 | |
| MFCD00036202 | |
| 68993 | |
| C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O |
Safety and Handling
EINECSNumber : 209-875-5
TSCA : TSCA
RUO – Research Use Only