Chemical Name: methyl orange
CAS： 547-58-0
Sample: available
CAS No.: 547-58-0
Methyl Orange CAS 547-58-0
Typical Properties
Chemical Name: methyl orange
MF： C14H14N3NaO3S
MW： 327.33
CAS： 547-58-0
Structural formula:
Methyl Orange Typical Properties
| Item | Specifications |
| PHJ color domain | 3.0 (Orange) –4.4 (Yellow) |
| Water dissolution test | qualified |
| Sensitive test | qualified |
| Burning residue
(in sulfate) |
18.5—22.0 |
| oxide | qualified |
Usage
Methyl orange as an acid-base indicator, pH3.1 (red) -4.4 (yellow), also used for biological staining.
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25kg/drum
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Methyl Orange CAS 547-58-0