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      Shaoxing Huawei Chemical Co.,Ltd.
      Main products
      · Triphenylphosphine
      · Tetrachlorophthalic Anhydride
      · p-Cresol
      · Sodium sulfite
      · Sulfuric acid
      contact us
      · Binhai:Shaoxing Huawei Chemical Co.,Ltd.
      · Tel: +86-575-85620368   13957559832
      · Paojiang:Shaoxing Huali Fine Chemical Co., Ltd.
      · Tel: +86-575-85726755   13867572782
      · Pingshui:Shaoxing Huawei Chemical Co., Ltd.
      · Tel: +86-575-85767147   13505751287
      · E-mail: [email protected]
      · Web: www.bbji.tw
      Search:
       

      Tetrachlorophthalic anhydride

      【English name】:Tetrachlorophthalic Anhydride
      【English initial】:TCPA
      【Chinese name】:Tetrachlorophthalic anhydride
      【Chinese alias】:Tetrachlorophthalic anhydride
      【CAS】:117-08-8
      【Molecular formula】:C8Cl4O3
      【Relative molecular weight】:285.9
      【Product quality】
      Tetrachlorophthalic anhydride
      Item

      Index

      Fine product

      Superior grade

      First grade

      Second grade

      Qualified product

      Appearance

      White crystal or powder

      Purity/%≥

      Gas phase chromatography

      99.0

      99.0

      99.0

      Liquid phase chromatography

      98.5

      99.0

      Melting point/℃≥

      256.0

      255.5~258.0

      256.0~258.0

      255.5~258.0

      255.5~258.0

      Drying loss/%≤

      0.50

      0.50

      0.50

      0.50

      Solubility in xylene/%

      100

      100

      100

      Chroma≤

      in Xylene

      50

      150

      in Methanol

      150

      In ethanol

      10

      Free acid/%≤

      0.50

      0.50

      0.50

      0.50

      Free chlorine/%≤

      0.001
      (10ppm)

      0.001
      (10ppm)

      0.001
      (10ppm)

      0.001
      (10ppm)

      Iron content/ppm≤

      30

      10

      10

      10

      Alkali insoluble/%≤

      0.50

      Hexachlorobenzene/%≤

      0.015
      (150ppm)

      0.100
      (1000ppm)

      0.100
      (1000ppm)

      0.100
      (1000ppm)

      Sulfate /%≤

      0.010
      (100ppm)

      Tetrachloride phthalic acid
      /%≤

      0.7

      Water/%≤

      0.04

      【Packing】:Lining plastic woven bag, nwt 25kg.
      【Use】:For medicine, painws, dyes, flame retardants and so on.

      Copyright(C)2009,Shaoxing Huawei Chemical Co.,Ltd. All Rights Reserved. Supported by ChemNet ChinaChemNet Toocle Copyright Notice
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