均苯四甲酸

Pyromellitic acid is an eluent used in anion chromatography and forms complexes with magnesium and calcium ions. It is used as a curing agent, as an intermediate for powder coating and a cross-linking agent for alkyd resin. It is involved in the synthesis of polyimide and pyromellitic octyl.

Incompatible with strong oxidizing agents and strong bases.

MFCD00002471

201-879-5

C₁₀H₆O₈

254.15

281-285°

Ambient temperatures.

Powder

Soluble in alcohol.

14,8004

36/37/38
Irritating to eyes, respiratory system and skin.

26-37
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

是

 

H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.