4,5-二羟基萘-2,7-二磺酸二钠盐 二水合物,ACS

4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, is used to improve the visualization of trichothecenes on developed TLC plates. It serves as an intermediate in the production of dyes, pigments, chelating reagents, sulfonic and sulfinic acids.

Light sensitive. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with strong oxidizing agents, strong acids, acid chlorides and acid anhydrides.

MFCD00150612

204-972-9

C₁₀H₆Na₂O₈S₂?2H₂O

400.29 (364.26anhy)

>300°

Ambient temperatures.

Off-White to Buff-Colored Powder

Soluble in water.

3647189

14,2241

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

Requirements: Solution P.T., Appearance: Off-white to buff-colored, Sensitivity to nitrate P.T., Sensitivity to formaldehyde P.T.

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.