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monosodium salt monohydrate,H Acid
Product name: monosodium salt monohydrate,H Acid
Chemical name: 8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate
Molecular formula: C10H8O7NS2Na
Molecular weight: 341.3
OH NH2
NaO3S SO3H
Properties:
(1) solubility in water at 20℃ is 0.17%
(2) solubility in water at 60C℃ is 2.40%
(3) insoluble in alcohol and diethyl ether
(4) soluble in alkali, sodium carbonate and ammonia solution
(5) dilute solution of H acid has blue red fluorescent light
Uses: important dye intermediate, it can be widely used in producing active, acid, direct, mordant and other dyes.
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