4,5-二甲基-o-苯二胺

4, 5-dimethyl-o-phenylenediamine used in the determination of aromatic aldehydes by high performance liquid chromatography after precolumn fluorescent derivatization. For the determination of vanillin.

Air & Light Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place. Store away from strong oxidizing agents, air, heat, light, acid chlorides, acid anhydrides.

MFCD00007729

221-635-1

C₈H₁₂N₂

136.20

127-129°

Store under Argon. Keep Cold. Air Sensitive. Light Sensitive.

Solid

Slightly soluble in water.

III

20/21/22-36/37/38
Harmful by inhalation, in contact with skin and if swallowed.Irritating to eyes, respiratory system and skin.

6.1

9-26-36/37-60
Keep container in a well-ventilated place.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing and gloves.This material and its container must be disposed of as hazardous waste

 

是

 

H302-H312-H332-H315-H319-H335
Harmful if swallowed.Harmful in contact with skin.Harmful if inhaled.Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves/protective clothing/eye protection/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.