Diphenylamine (data page)

Additional recommended knowledge

Daily Sensitivity Test

How to ensure accurate weighing results every day?

What is the Correct Way to Check Repeatability in Balances?

Physical data

• Appearance: white to yellow crystals or powder
• Melting point: 52 - 54^oC
• Boiling point: 302^oC
• Vapour density: 5.82 (air = 1)
• Vapour pressure: 1 mm Hg at 108^oC
• Flash point: 152^oC (closed cup)
• Explosion limits: 634^oC
• Autoignition temperature: 635^oC
• Water solubility: Slightly
• Specific gravity: 1.16
• Flash point: 152
• Stability: Stable under ordinary conditions, may discolour on exposure to light. Incompatible with strong acids, strong oxidizing agents.

Toxicology

• Toxic. Possible mutagen. Possible teratogen. Harmful in contact with skin, and if swallowed or inhaled. Irritant.
• Toxicity data

ORL-RAT LD50 2000 mg kg-1

ORL-MUS LD50 1750 mg kg-1

ORL-GPG LD50 300 mg kg-1

ORL-MAM LD50 3200 mg kg-1

Risk phrases

R23

R24

R25

R33

R50

R53

Transport information

• Non-hazardous for air, sea and road freight.

Personal protection

• Safety: glasses, gloves, good ventilation.

Safety phrases

S36

S37

S45

S60

S61