3-Hydroxy-2-naphthoic acid CAS NO.92-70-6

Physical and Chemical Properties: Light yellow powder. Melting range 217-223. Easily soluble in alcohol, ether. Soluble in benzene, alkali solution. S…

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.