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Polyanionic Cellulose (Low Viscosity) - PAC - LV for Oil Drilling Drilling Lubricant, Find Details and Price about Polyanionic Cellulose (Low Viscosity) Filtration Loss Reducer from Polyanionic Cellulose (Low Viscosity) - PAC - LV for Oil Drilling Drilling Lubricant - Beijing Sanhe Runjing Technology Co., Ltd.