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1.07241

Supelco

Phenol red

indicator ACS

Synonym(s):
Phenol red
Linear Formula:
(C6H4OH)2C7H4SO3
CAS Number:
Molecular Weight:
354.38
MDL number:
EC Index Number:
205-609-7

Quality Level

grade

ACS reagent

mp

>300 °C

bulk density

200‑300 kg/m3

storage temp.

2-30°C

InChI

1S/C19H14O5S/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19/h1-12,20-21H

InChI key

BELBBZDIHDAJOR-UHFFFAOYSA-N

Related Categories

Analysis Note

Appearance of solution: passes test
1st transition range: pH 1.2 - pH 3.0brownish orange - yellow
2nd transition range: pH 6.5 - pH 8.0brownish yellow - red violet
Loss on drying (110 °C): ≤ 1
Transition range (according to ACS): passes test
ACS conforms

pictograms

Exclamation mark

signalword

Warning

Hazard Classifications

Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK Germany

WGK 3

Flash Point F

Not applicable

Flash Point C

Not applicable

Certificate of Analysis

Certificate of Origin

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