Refined Bon Acid (99% Min.)
CAS#: [92-70-6]

Chemical Name: 2-Hydroxy-3-Naphthalene Carboxylic acid
Other Name: 3-Hydroxy-2-Naphthalene Carboxylic acid
Physical and Chemical Properties: Light yellow powder. Melting range 217-223. Easily soluble in alcohol, ether. Soluble in benzene, alkali solution. Slightly soluble in water.
Specifications:
Use HG/T2745-96 as a standard for judging product.
  Refined Grade Low insolubles Grade

Appearance

light yellow powder light yellow powder
Purity 99 98.5
1,2 acid 0.25 0.3
Beta-Naphthol 0.2 0.3
Water% 0.15 0.2
Ash 0.3 0.2
Initial melting point 218 217
Insolubles in NaOH 0.1 0.001(>45um)
Test of solution in alcohol clarity  
Uses: The product is applied in producing colour Naphthol as and other kinds intermediates of colour naphthol. Moreover, it is intermediates of medicine and organic pigment.
Packing: In 25kgs woven polypropylene bag, lined with polyethylene bag.
Storage: Stored at the place where is cool, dry and ventilating.

Copyright(C)2002,Maoyuan Chemical All Rights Reserved. Member of ChemNet.com    CCN   Supported by ChemNet ChinaChemNet Toocle

Back Home