COA Center
MSDS Center
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
THYMOL BLUE INDICATOR AR
Thymolsulfonphthalein
MSDS
DE
EN
FR
KO
PT
ES
TH
TR
COAs
Packings
5 g
(00005)
25 g
(00025)
Print friendly version
Article No.
06306
Grade
AR
Purity
CAS No.
76-61-9
Molecular Formula
C
2
7
H
3
0
O
5
S
Molecular Weight
466.60
H.S. Code
2934.9990
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
Brownish green powder
Odour
Characteristic odour
Melting point/ Freezing point [°C]
221 - 224 °C
Density [g/cm3]
0.979
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
Dark green to dark brown powder
Acidic range pH 1.2-2.8
Red to yellow
Alkaline range pH 8.0-9.6
Yellow to blue
Loss on drying
Max 10%
Dye content (by spectrophotometry)
Min. 95.0%
Revision Date:
05-Jun-2023
Home
Lab Chemicals
pH Indicator (Solid)
THYMOL BLUE INDICATOR