NILE CHEMICALS |
|
NILE CHEMICALS |
THYMOL BLUE |
SPECIFICATION SHEET |
| CAS No. | 76-61-9 |  |
| Chemical Formula | C27H30O5S | |
| Molecular Weight | 466.60 | |
| Melting Point | 221 - 224° c | |
| Dye Content | ~95% | |
| Solution Clarity (EtOH) | To pass | |
| Transition Range | pH 1.2 - 2.8 Red to Yellow pH 7.8 - 9.5 Yellow to Blue |
|
| Absorptivity (pH 1.2) 543-547 nm | 400 - 500 | |
| Absorptivity (pH 2.8) 431-436 nm | 200 - 300 | |
| Absorptivity (pH 7.8) 431-436 nm | 200 - 300 | |
| Absorptivity (pH 9.5) 594-598 nm | 450 - 550 | |
| Loss On Drying (110° c) | <3% |
BRIEF MSDS
Hazards
identification
·
Hazard
description: · Not applicable
·
Information
pertaining to particular dangers for man and environment
Not applicable
·
Classification
system
·
HMIS
ratings (scale 0-4)
(Hazardous Materials Identification System)
Health (acute effects) = 1
Flammability = 1
Reactivity = 1
4
First aid measures
·
After
inhalation
Supply fresh air. If required, provide artificial respiration. Keep patient
warm.
Seek immediate medical advice.
·
After
skin contact
Immediately wash with water and soap and rinse thoroughly.
Seek immediate medical advice.
·
After
eye contact
Rinse opened eye for several minutes under running water. Then consult a doctor.
Transport
information
Not a hazardous material for
transportation.
·
DOT
regulations:
·
Hazard
class: None
·
Land
transport ADR/RID (cross-border)
·
ADR/RID
class: None
·
Maritime
transport IMDG:
·
IMDG
Class: None
·
ICAO/IATA
Class: None
Not dangerous according to the above specifications.
It must be recognised that the physical and chemical properties of any product may not be fully understood and that new, possibly hazardous products may arise from reactions between chemicals. The information given in this data sheet is based on our present knowledge and shall not constitute a guarantee for any specific product features and shall not establish a legally valid contractual relationship.