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Attapulgite (5)CAS RN:12174-11-7;12174-28-6;1337-76-4;137546-91-9;37189-50-7;61180-55-0;64418-16-2;71396-54-8
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Charles B. Chrystal Co. Inc.Telephone:+1-212-2272151
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The Feldspar Corp.(Zemex Corp)Telephone: (770) 392-8660
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A. E. Fleming CompanyTelephone:(586) 826-9200
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Chrystal, Charles B., Co., Inc.Telephone:212-227-2151
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D.A. Campbell and Company, Inc.Telephone:(440)498-9100