3,3'5.5'-TETRAMETHYL BENZIDINE AR

3,3'5.5'-TETRAMETHYL BENZIDINE AR
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
T0202400005 AR 96% 54827-17-7 C16H20N2 240.35 2921.5990
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White crystalline

Odour

Odorless

Melting Point/ Freezing point [°C]

168 - 171 °C

Initial Boiling Point [°C]

168°C

Final Boiling Point [°C]

169 °C

Boiling point [°C]

168 - 169 °C

Solubility in water [% weight]

Insoluble in water

Specifications

Appearance:

 White to Yellow or Beige powder

Melting range:

 166 - 170°C

Chloride (Cl):

 Max 0.05%

Sulphate (SO4):

 Max 0.02%

Lead (Pb):

 Max 0.001%

Iron (Fe):

 Max 0.001%

Copper (Cu):

 Max 0.001%

Nickel (Ni):

 Max 0.001%

Assay (by HClO4 titration):

 Min 96%

Residue on ignition (as SO4):

 Max 0.1%

Loss on drying (at 120°C):

 Max 0.5%

Insoluble matter in acetic acid:

 Passes test

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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