Weighting Agent;Calcium Bromide;Sodium Bromide;Zinc Bromide;Oil Drilling Chemicals - IRO Oil Drilling Chemical Co., Ltd.

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IRO Oil Drilling Chemical Co., Ltd.
Tel:+86 532 66888206
Email: cs@irooildrilling.com
Add:Mushi Town, Tengzhou City, Zaozhuang, Shandong, China