Document N1BXvkk9O0erL6mNv8813xwD

SPECIAL MATERIALS ^ . Material Chemical Company Antimony Oxide (Antimony Dioxide) . Harshaw, Harwich, Chemetron Corp, P* Dechlorane +25 ....................................... Hooker Mapico Black Iron Oxide ................. Cities Service tA -alternatePfizer BK-5099 ....................................... Pfizer Material Zinc Oxide 166 . -alternateZinc Oxide 42-21 Zinc Oxide XX-78 -alternateZinc Oxide 922 . 3 MISCELLANEOUS Chemical Company .... New Jersey Zinc Company .... St. Joseph Lead .... New Jersey Zinc Company .... St. Joseph Lead UCC 086283