- CTEC Sp. Z Oo
- construction steel, pure copper (cathodes), lead, inorganic acids (sulfuric, nitric, hydrochloric, etc.), urea, d2, jet fuel.
- Address:Pl. Orlat Lwowskich 2, Wroclaw, Poland
- Gecon Sp. Z *****
- Oleum (fuming sulfuric acid).
- Address:Okulickiego 18b, Rzeszow, Poland
- PAMAT Ltd
- copper, zinc, lead, sulfuric acid.
- Address:Zamoscie 39 , Krasiejow Ozimek Poland
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