3,3',5,5'-Tetramethylbenzidine 99%
BM blue; Sure Blue TMB; TMB Blotting Plus; TMB substrate; TMB
Product Code. |
02660 |
Grade |
|
Purity |
99% |
CAS No. |
54827-17-7 |
Molecular Formula |
C16H20N2 |
Molecular Weight |
240.35 |
H.S.Code |
2921.59900 |
Shelf Life |
60 Months |
Physical Properties
| Physical state at 20 °C |
Solid |
Colour |
White crystalline |
Odour |
Odorless |
| Melting point/ Freezing point [°C] |
168 - 171 °C |
Boiling point [°C] |
168 - 169 °C |
Initial boiling point [°C] |
168°C |
| Final boiling point [°C] |
169 °C |
Solubility in water [% weight] |
Insoluble in water |
Packaging
Specification
| Appearance | White to Yellow or Beige powder |
| Assay (by HClO4 titration) | Min 99% |
| Melting range | 166 - 170°C |
| Insoluble matter in acetic acid | Passes test |
| Loss on drying (at 120°C) | Max 0.5% |
| Residue on ignition (as SO4) | Max 0.1% |
| Chloride (Cl) | Max 0.05% |
| Sulphate (SO4) | Max 0.02% |
| Copper (Cu) | Max 0.001% |
| Iron (Fe) | Max 0.001% |
| Nickel (Ni) | Max 0.001% |
| Lead (Pb) | Max 0.001% |
Safety Information and Hazard Symbols
Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338