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Thermo Scientific Chemicals α-Naphtholphthalein, pure, indicator

Catalog Number 10093463
222.01 GBP valid until 2024-03-29
Use promo code "21615" to get your promotional price.


Click to view available options
Quantity:
1 g
5 g
25 g
Packaging:
Glass bottle
This item is not returnable. View return policy
To receive the discount customers must purchase three of the same product at list price in a single order to receive 33.33% discount. There is no limit to the multiples of 3 that customers can buy. Use promo code ”21615” to get your promotional price
596-01-0
C28H18O4
418.448
MFCD00036202
HQHBAGKIEAOSNM-UHFFFAOYSA-N
68993
3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one
C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O
This item is not returnable. View return policy
To receive the discount customers must purchase three of the same product at list price in a single order to receive 33.33% discount. There is no limit to the multiples of 3 that customers can buy. Use promo code ”21615” to get your promotional price
596-01-0
C28H18O4
418.448
MFCD00036202
HQHBAGKIEAOSNM-UHFFFAOYSA-N
68993
3,3-bis(4-hydroxynaphthalen-1-yl)-2-benzofuran-1-one
C1=CC=C2C(=C1)C(=CC=C2O)C3(C4=CC=CC=C4C(=O)O3)C5=CC=C(C6=CC=CC=C65)O

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.

Indicator
TRUSTED_SUSTAINABILITY
Absorbance 550 min. (at lamda max)
Melting Point 240.0°C to 250.0°C
Beilstein 18, I, 384
Merck Index 15, 6474
Infrared Spectrum Authentic
Lambda Max 648 to 654nm (in 0.1N NaOH)
Formula Weight 418.45
Loss on Drying 5% max. (110°C, 1 hr.)
Grade Pure
Packaging Glass bottle
Visual Transition Interval from pH 7.3 (pinkish-yellow) to pH 8.7 (greenish--blue)
Color Beige to Pink or Brown
Quantity 25 g
Physical Form Powder
Chemical Name or Material α-Naphtholphthalein
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RUO – Research Use Only

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