Our Products
Our product range contains a wide range of Methyl Red
Details
| Appearance | Dark red to maroon to violet or purple powder or crystals |
| Identity | Passes test |
| pH transition range (4.2 - 6.2) | Pink Red – yellow orange |
| Insoluble matter in ethanol (1 g/L) | Passes test |
| Absorption maxima (buffer pH 4.2) | 523 - 526 nm |
| Absorption maxima (buffer pH 6.2) | 427 - 437 nm |
| Loss on drying (at 110°C) | Max 5.0% |
| Residue on ignition (as SO4) | Max 2.0% |