Welcome to Tangshan Moneide Trading Co., Ltd.!

Moneide Chemicals

Search

Moneide Chemicals 

Tangshan Moneide Trading Co., Ltd. Tel: 86-315-8309571 E-mail:sales@moneidechem.com 冀ICP备19038125号 Powered by www.300.cn

>
>
Cresol Red

Products

Cresol Red

Synonyms
o-Cresolsulfonphthalein; 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-methylphenol) S,S-dioxide
CAS No.
1733-12-6
没有此类产品
Inquiry
Description

Chemical Name

Cresol Red

Another name

o-Cresolsulfonphthalein; 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis(2-methylphenol) S,S-dioxide

CAS No.

1733-12-6

Molecular formula

C21H18O5S

EINECS No.

217-064-2

Molecular weight

382.43

Molecular Structure

Details

Appearance: brownish red crystal

Assay: 80% min.

Max Absorption wavelength,

λ1(PH6.5): 432~436 nm

λ2(PH8.5): 571~574 nm

Mass absorption coefficient  L/(cm·g)

α1λ1(PH6.5)49-67 ,

α2λ2(PH8.5)100-132

Solubility in Ethanol: Pass

Loss on drying: 0.2% max

Residue on ignition (sulfate):3.0%max

Main Application

A sulfonylurea indicator, used as pH indicator.

Corresponding parameter set not found, please add it in property template of background
暂未实现,敬请期待
暂未实现,敬请期待
Previous article
Next article

Contact us

Moneide Chemicals

Tel: 86-315-8309571

Phone: 86-15633399667

Skype: janet-honest

Mail: sales@moneidechem.com

Address: 2-7-523 Jidong Building Materials Commercial Center, Tangshan, Hebei 064000 China