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Sulphur hexafluoride (5)CAS RN:2551-62-4
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Showa Denko Plastic Products Co., Ltd.Telephone:+81-3-5652-5720
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KANTO DENKA KOGYOU CO.,LTD.Telephone:03-3216-4568
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Nippon Sanso Corp.Telephone:81-3-3581-8200
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Asahi Glass Co. Ltd.Telephone:+81-(3)-32185408
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Kanto Denka Kogyo Co. Ltd.Telephone:81-3-32164568