HuBei XianLong Chemcial Industry Co., Ltd.
Tetrachlorophthalic anhydride
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4,5,6,7-tetrachloro-1,3-isobenzofurandione
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Sodium Cyanoborohydride
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Phosphorus trichloride
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Phosphorus (III) chloride
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Phosphorus chloride
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ferrous sulfate hepta
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ferrous sulfate
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1-Naphthol-3,6-disulfonic acid
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