Methyl Orange Indicator
(C.I. No. 13025
Product Code. |
01735 |
Grade |
|
Purity |
CAS No. |
547-58-0 | |
Molecular Formula |
C14H14N3NaO3S |
Molecular Weight |
327.33 |
H.S.Code |
29270090.00000 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
Yellow to orange |
Odour |
Odorless |
| Density [g/cm3] |
1 |
Solubility in water [% weight] |
Soluble in 500 parts water |
Packaging
Specification
| Appearance | Yellowish-orange colored powder |
| Identity (IR) | Conforms to structure |
| Solubility (0.1 % in water) | Clear (passes ACS test) |
| Visual transition range | from pH 3.2 (pink or red) to pH 4.4(yellow-orange) |
| Absorption maxima in 0.01 N NaOH | 461 to 469 nm |
Safety Information and Hazard Symbols
Symbol: GHS06
Signal Word: Danger
UN No.: 3143
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H301
Precaution Statement: P301 + P310