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      7-hydroxy-1,3-naphthalenedisulfonic acid, dipotassium salt

      7-hydroxy-1,3-naphthalenedisulfonic acid, dipotassium salt
      Alias dipotassium 7-hydroxynaphthalene-1,3-disulfonate; G salt; 2-Naphthol-6,8-Dipotassium Disulfonate; 7-hydroxynaphthalene-1,3-disulfonate dipotassium; Dipotassium 7-Hydroxynaphthalene-1,3-Disulphonate
      Molecular weight 380.48
      Appearance off white to white powder, particle and paste; easily soluble in light blue fluorescence
      Structural formula
      Specification Index/Type Powder Paste
      Appearance off white powder or particle off white paste
      Purity(in G salt) 95.0%min 90.0%max 70.0%/min
      R salt(in 100%G salt) 0.3%max 1.0%max 1.0%max
      free acid (in H2SO4) 1.5%max 2.0%max
      water insoluble matter 0.1%max 0.1%max
      To use for manufacturing of acid azo-color, food material and for manufacturing of dyeing intermediate
      Packaging net weight: 25kg or 50kg woven bag lined with plastic bag

      Add: Tianhu Town, Song County, Luoyang City, Henan Province
      Tel: +86-379-66578111 Fax: +86-379-66578287
      Sales Department: Manager Su 13721671000
      E-mail: luoyanghuasu1@163.com
      Copyright(C)2017 , Luoyang Huasu Dyestuff Co., Ltd All Rights Reserved.  Supported by  ChemNet  ChinaChemNet
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