ETHYL RED manufacturers and suppliers

ETHYL RED suppliers

Properties

Melting point:: 135 °C

Boiling point:: 438.86°C (rough estimate)

Density: 1.0871 (rough estimate)

refractive index: 1.6500 (estimate)

solubility: Solubility Almost insoluble in water; slightly soluble in ethanol, soluble in benzene

form: powder

pka: 5.42(at 25℃)

color: Red

PH Range: Red (4.5) to yellow (6.5)

λmax: 447nm

BRN: 3366056

Major Application: Optical materials, photoresists, flexible electronic circuitry, adhesives, textiles, method for counting leukocytes, enzyme binding assays, DNA chips

Safety Information

Symbol(GHS): GHS07

Hazard statements: H315-H319-H335

Precautionary statements: P261-P280a-P304+P340-P305+P351+P338-P405-P501a

Hazard Codes: Xn

Risk Statements: 32-20/21

Safety Statements: 22-24/25

HS Code: 29270000

Use

Ethyl Red [2-(4-diethylaminophenylazo)benzoic acid] M 297.4, m 135o, 150-1 5 2o, pK1 2.5, pK2 9.5. Crystallise the acid dye from EtOH/diethyl ether or toluene. It is an indicator: pH 4.4 (red) and 6.2 (yellow). UV: max 447nm. [Beilstein 16 I 316.]

You can find ETHYL RED suppliers, manufacturers, and distributors from countries such as CHINA, United States and the United Kingdom here. Browse to the tetrahydrofuran product information displayed by the supplier, as well as the supplier's contact and capability information.