Note: An asterisk(*) flags the name by which the chemical is listed on the Chem Watch MSDS database

Search result for: methyl orange*

Table showing details for methyl orange*
Chemical
Category & User Codes
DG Class
DG PG
UN CAS No
Guidance notes
methyl orange*
 
7-12
1
2
3
-
5
-
-
NR

CW  

Hazardous Chemical 		-
 -
547-58-0 		Toxic if ingested.
Used as a 0.1% aqueous (20% ethanol) solution as an acid-base indicator: red at pH <3.1 and yellow at pH > 4.4.

Disposal: Waste solutions of this chemical may be disposed of down the sink (to sewer).

12

See also pH INDICATORS.