Mordant Black 17 Chemical Properties

storage temp. 

Store at +5°C to +30°C.

solubility 

20g/l

form 

Powder

Colour Index 

15705

color 

Dark brown to black

Odor

Odorless

PH

9.4 (10g/l, H2O, 25℃)

Water Solubility 

20 g/L (20 ºC)

Stability:

Stable. Incompatible with strong oxidizing agents.

CAS DataBase Reference

2538-85-4(CAS DataBase Reference)

EPA Substance Registry System

1-Naphthalenesulfonic acid, 3-hydroxy-4-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt (2538-85-4)

Safety Information

Hazard Codes 

Xi

Risk Statements 

36/37/38

Safety Statements 

26-36-37/39

WGK Germany 

3

RTECS 

QK2200000

HS Code 

29270000

MSDS

• Language:English Provider:Eriochrome Blue Black R
• Language:English Provider:ACROS
• Language:English Provider:SigmaAldrich

Mordant Black 17 Usage And Synthesis

Chemical Properties

dark brown to purple powder

Purification Methods

Free it from metallic impurities by three precipitations from aqueous solution by addition of HCl. The precipitated dye is dried at 60o under vacuum and converted into the Na salt with the calculated amount of alkali. It is an indicator in the complexometry of Al, Fe and Zr. [Beilstein 16 H 297, 16 IV 428.]

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