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Product:3-Hydroxy-2-naphthoic acid
CAS Number:92-70-6
Quality Standard:98%25kg/bag
Package Kg/drum:25kg/bag
Place of orgin:CN
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Bon Acid 92-70-6
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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. Appearance:light yellow powder. Purity :98.5% Min. 1,2 acid :0.5% Max. Beta-Naphthol :0.5% Max. Water%:0.3 Max. Ash%:0.5 Max. Initial melting Point:217 °C Insolubles in NaOH:0.2% Max. 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. Storage: Stored at the place where is cool, dry and ventilating. |
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