A PHP Error was encountered

Severity: Warning

Message: fopen(/var/cpanel/php/sessions/ea-php83/ci_session079ca344435b2ce7477fea3455cd278a7b9840b1): Failed to open stream: No space left on device

Filename: drivers/Session_files_driver.php

Line Number: 178

Backtrace:

File: /home/chemnovo/public_html/pallavchemicals.com/application/controllers/Pallav.php
Line: 5
Function: __construct

File: /home/chemnovo/public_html/pallavchemicals.com/index.php
Line: 315
Function: require_once

A PHP Error was encountered

Severity: Warning

Message: session_start(): Failed to read session data: user (path: /var/cpanel/php/sessions/ea-php83)

Filename: Session/Session.php

Line Number: 138

Backtrace:

File: /home/chemnovo/public_html/pallavchemicals.com/application/controllers/Pallav.php
Line: 5
Function: __construct

File: /home/chemnovo/public_html/pallavchemicals.com/index.php
Line: 315
Function: require_once

Quinaidine Red Indicator 95% Dye Content | 02240 Pallav Chemicals | MSDs COA

Home > Pallav Chemicals > pH Indicator (Solid) > Quinaidine Red Indicator 95% Dye Content

Quinaidine Red Indicator 95% Dye Content
2-(4-Dimethylaminostyryl)-1-ethylquinolinium iodide

Product Code.
 02240
Grade
Purity
CAS No.
 117-92-0
Molecular Formula
 C21H23IN2
Molecular Weight
 430.32
H.S.Code
 2933.39900
Shelf Life
 60 Months
MSDS COAs

Physical Properties

Physical state at 20 °C
Solid
 Colour
Green powder
 Flash point [°C]
93.3°C

Packaging

Specification

Appearance
Green coloured powder
Transition range (pH 1.4 - 3.2)
Colorless to red
Absorption maxima
528 - 533 nm
Absorptivity (A 1%/1cm; at lmax; in glacial acetic acid; on dried substances)
1150 - 1250
Water (H2O)
Max 5%
Suitability (as indicator)
Passes test

Safety Information and Hazard Symbols