cresol red cas 1733-12-6

描述

Cresol Redquick Details

Chemical Name: Cresol Red

CAS No: 1733-12-6

Molecular Formula: C21H17NaO5S

Molecular Weight: 404.41

Cresol RedStructure:

Appearance: Brown powder

Assay: 99%min

Cresol Redtypical Properties

Item	Specifications
Maximum absorption wavelength（nm）λ1（PH6.8）λ2（PH8.5）	432.0—436.0
Mass absorption coefficient（L/cm·g）	571.0—574.0
11 (λ1, PH6.8, dry sample)22 (λ2, PH 8.5, dry sample)	49.0—67.0100.0—132.0
PH color changing domain	6.8 (yellow) – 8.5 (red)
Alcohol dissolution test	PASS
Loss on drying	3.0
Burning residue (calculated as sulphate)	0.2

Cresol RedUsage

Thermochromic materials, cosmetics, measurement of hydrophobicity of therapeutic drugs

Cresol RedPackaging and Shipping

Packing: 25KG/ drum

Delivery: 7-10 days after receipt the payment

Cresol RedStorage

The package is complete and lightly loaded; the warehouse is ventilated, away from open flames, high temperature, and stored separately from oxidants and acids.