WHMIS (tert-Butyllithium)

Workplace Hazardous Materials Information System

WHMIS 2015 classification - Note to reader
Update: 2016-07-08

  • Pyrophoric solids - Category 11 2 3
  • Skin corrosion/irritation - Category 1
  • Serious eye damage/eye irritation - Category 1
  • Specific target organ toxicity - single exposure (respiratory tract irritation) - Category 3 - Respiratory tract irritation
  • Physical hazards not otherwise classified (exclamation mark) - Category 13

  • WHMIS 2015 pictogram : Flame

  • WHMIS 2015 pictogram : Corrosion

  • WHMIS 2015 pictogram : Exclamation mark


Catches spontaneously if exposed to air (H250)
Causes severe skin burns and eye damage (H314)
May cause respiratory irritation (H335)
Reacts violently or explosively in contact with water at ambient temperature

Ingredient disclosure

Comments3 : There are no data available for tert-butyllithium regarding its irritation or corrosion ability. However, it forms on contact with water a corrosive substance: lithium hydroxide.


The [number] refers to the Information SST database of the CNESST Documentation Center.