3,4,5-三羟基苯甲酸 一水化物

3,4,5-Trihydroxybenzoic acid monohydrate is used in making dyes and inks, photographic developers and has been used as astringents in medically. It is also are used as antioxidants in foods.

Light Sensitive. Store in cool place. Keep container tightly closed in a dry and well-ventilated place.

MFCD00149098

205-749-9

C₇H₆O₅?H₂O

188.14 (170.12anhy)

250° dec.

Light Sensitive. Ambient temperatures.

White to cream powder

Soluble in water(1.1 g/100ml).

14,4345

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

Maximum level of impurities: Insoluble matter 0.01%, Residue after ignition 0.05%, SO₄ 0.02%

26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste

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.