1. <rp id="ddb10"></rp>
        <tt id="ddb10"></tt>
        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: sales@huaweichemical.com
        · Web: www.hachinohekuusatu.com
        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
        Home | About us | Products | Corp. show | Order | Contact | Chinese