| 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.
Appearance:light yellow powder.
Purity : 98.5%
1,2 acid : 0.5%
Beta-Naphthol :0.5%
Water%:0.3
Ash%:0.5
Initial melting Point:217
Insolubles in NaOH:0.2% |
| 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. |
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