COA Center
OR
MSDS/SDS Center
Deutsch
English
French
Korean
Portuguese
Spanish
Thai
Turkish
Advanced Search
Chemicals
Lab Chemicals by Category
Advanced Search
COA Center
MN Filter
Filtration
Rapid Tests
Chromatography
Company Profile
History
Vision, Values, Commitment
From the Chairman’s Desk
What We Offer
Corporate Presentation
Privacy Policy
Manufacturing
Overview
Facility Tour
Certification
EHS
Our Integrated Management System
Support
Catalogs & Price Lists
Product Brochures
Packings
Contact Us
Find a Dealer
Safety Tips
Storage Practices
Categorical Storage
Recommendations
Resources
Hazard Symbols
GHS Labeling
Precautionary Statements
Hazard Statements
Conversion Charts
Fractions
Particle Size
Periodic Table
MGT-7 Form
PHENOL RED AR/ACS
pH Indicator
Phenolsulfonphthalein
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
COAs
Packings
5 g
(00005)
25 g
(00025)
100 g
(00100)
Print friendly version
Article No.
05180
Grade
AR/ACS
Purity
CAS No.
143-74-8
Molecular Formula
C
1
9
H
1
4
O
5
S
Molecular Weight
354.38
H.S. Code
2934.9990
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Dark red powder
Odour
Odorless
Solubility in water [% weight]
Slightly soluble in water
Specifications
Appearance
Reddish powder
Visual transition range
From pH 6.8 (Yellow) - 8.2 (Red)
Absorption maxima at pH 6.5 (λ1)
430 - 435 nm
Absorption maxima at pH 8.2 (λ2)
557 - 560 nm
Loss on drying (at 110°C)
Max 5.0%
Clarity of solution
Passes ACS test
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
Revision Date:
06-Dec-2016
Home
Lab Chemicals
pH Indicator (Solid)
PHENOL RED