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ChemicalBook Product Catalog Biochemical Engineering Biochemical Reagents Acid-base indicator Cresol Purple

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Cresol Purple

$ 1.00 /1KG

Min. Order1G
Purity99%
Cas No2303-01-7
Supply Ability100KG
Update time2019-07-06

career henan chemical co

career henan chemical co

7YR

China

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Chemical Properties

Product Name	Cresol Purple
CAS No	2303-01-7
EC-No	218-960-6
Min. Order	1G
Purity	99%
Supply Ability	100KG
Release date	2019/07/06

AD68

Cresol Purple Basic information

Product Name:	Cresol Purple
Synonyms:	3-cresolpurple;4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(3-methylphenol)s,s-dioxide;4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(m-cresol)s,s-dioxide;cresolpurple(non-specificname);Phenol,4,4’-(3H-2,1-benzoxathiol-3-ylidene)bis(3-methyl-,S,S-dioxide;phenol,4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis[3-methyl-,s,s-dioxide;pourpredem-cresol;M-CRESOLSULFONPHTHALEIN
CAS:	2303-01-7
MF:	C21H18O5S
MW:	382.43
EINECS:	218-960-6
Product Categories:	Organics;Analytical Chemistry;Indicator (pH);pH Indicators;Sulfonephthalein
Mol File:	2303-01-7.mol

Cresol Purple Chemical Properties

Melting point	>250°C
solubility	Solubility Very slightly soluble in water, ethanol; soluble in methanol
pka	1.51, 8.32(at 25℃)
form	Liquid
color	Dark green
PH Range	1.2 (red) - 2.8 (yellow) and 7.4 (yellow) - 9.0 (purple)
Water Solubility	Soluble in water and sodium hydroxide solution. Slightly soluble in alcohol.
λmax	579nm, 371nm
Merck	14,2577
BRN	350314
Stability:	Stable. Incompatible with strong oxidizing agents.
Major Application	Fuel cells, sensors, display device, falsification-proof security paper, inks, correction fluid, paints, detection of electrophilic gases, lubricants, cement products, packaging system, adhesive, cosmetics, food storage, determining glucose in dialysis solution, screening of cat diseases, detecting carbohydrates, oral hygiene products
EPA Substance Registry System	Phenol, 4,4'-(1,1-dioxido-3H- 2,1-benzoxathiol-3-ylidene) bis[3-methyl-(2303-01-7)

Safety Information

Safety Statements	24/25
TSCA	Yes

MSDS Information

Provider	Language
ACROS	English
ALFA	English

Cresol Purple Usage And Synthesis

Chemical Properties	green crystalline powder
Uses	Acid-base indicator.

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