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Phthalazine (18)CAS RN:253-52-1
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Tokyo Kasei Kogyo Co., Ltd.Telephone:03-5651-5172
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Sumikin Air Water Chemical Inc.Telephone:03-3258-3171
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DSM Fine ChemicalsTelephone:+31 (45) 578 24 21
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GP Chemicals Inc.Telephone:+1-201-869-2200
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Retrosynth Finechem Pvt. Ltd.Telephone:91 - 79 - 65225548
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COLONNADETelephone:81-3-3354-4030
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CHEM-IS-TRY, IncTelephone:1-732-372-7311
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ChemICHIBATelephone:81-3-3354-4030