Article 2
Solvay et Cie, Laporte Industries (Holdings) plc, Degussa AG, L'Air Liquide SA and Atochem (as successor of PCUK) shall forthwith bring to an end the said infringements (if they have not already done so) and shall refrain from any agreement, concerted practice or measure which may have equivalent effect, including any organized exchange of price lists or of commercial information of the kind normally covered by trade secrecy and by which the participants are informed directly or indirectly, of individual data from other individual producers concerning quantities produced or sold, costs selling prices, discounts, tenders, or production or investment plans, or by which they might be able to monitor adherence to any market-sharing or price fixing agreement or arrangement covering the EEC or any national market thereof.