H Acid monosodium salt Monosodium salt monohydrate, H Acid Molecular formula: C10H10NNaO8S2 Molecular weight: 359.31 CAS: 5460-09-3 EINECS: 226-736-4 Appearance: white powder Specification: H-acid mono sodium salt (total amino value): 85.0% min H-acid mono sodium salt (HPLC): 97.0% min Chromotropic acid disodium salt:1.5% T-acid disodium salt: 0.5% ω-acid disodium salt: 0.5% Moisture: 5.0% Insoluble: 0.2% Properties: slightly dissolves in water, can dissolve in the sodium carbonate solution.Dilute the H-acid monosodium salt will present blue and red fluorescent light.Reacts with the nitrous acid will turn into the yellow crystalline diazo compound.Reacts with the ferric chloride presents reddish brown;it is red and purple when dissolves in the sodium carbonate solution;dark green in saline solution,apt to dissolves in hot water. Application: Mainly used in the producting acid,direct and reactive dye,also applied in medicine. Packing: 25 kg bag
Mainly used in the producting acid,direct and reactive dye,also applied in medicine.

CAS NO:5460-09-3

EC NO:226-736-4

Molecular Formula:C₁₀H₁₀NNaO₈S₂

Molecular Weight:359.3081

Synonyms:;sodium hydrogen 4-amino-5-hydroxynaphthalene-2,7-disulfonate;4-amino-5-hydroxynaphthalene-2,7-disulfonic acid;4-amino-5-hydroxynaphthalene-2,7-disulfonate;sodium 5-amino-4-hydroxy-7-sulfonaphthalene-2-sulfonate hydrate;4-Amino-5-hydroxy-2,7-naphthalenedisulfonic acid sodium salt;8-Amino-1-naphthol-3,6-disulfonic acid monosodium salt monohydrate;H acid monosodium salt;1-Amino-8-Naphthol 3,6-Disulfonic Acid/H Acid;1-Amino-8-Naphthol 3,6-Disulfonic Acid;

Molecular Structure: