Environmental Product Name Use Components Hazards Breaker J134 Breaker Hemicellulase enzyme None known Breaker J218 Breaker Diammonium peroxydisulphate None known EB-Clean* J479 Breaker Diammonium peroxydisulphate None known LT Encapsulated Breaker pH Control J494 pH control Inorganic salt None known Water Gelling Gel Carbohydrate polymer None Agent J580 Crosslinker L10 Crosslinker Boric acid None known Temporary Clay Clay Tetramethylammonium chloride No known aquatic Stabiliser L64 management organisms exist at depths of use. No aquatic habitats occur on drill site- chemicals at this stage diluted and at low concentrations. Soda Ash M3 Buffer, Sodium carbonate None known stabiliser, solvent BIOCIDE BPA Clay Magnesium nitrate, reaction No known aquatic 68915 management, mass of: organisms exist at microbial [EC no. 247- depths of use. control and No aquatic [EC no. habitats occur on drill site- chemicals at this stage diluted and at low concentrations. L401 * pH Buffer Acetic Acid, Propan-2-ol This product has no known effects. U042 Chelating Tetrasodium Aquatic toxicity Agent ethylenediaminetetraacetate, Sodium hydroxide, Trisodium nitrilotriacetate (impurity)
Product Name Use Components Environmental Hazards Breaker J134 Breaker Hemicellulase enzyme None known Breaker J218 Breaker Diammonium peroxydisulphate None known EB-Clean* J479 LT Encapsulated Breaker Breaker Diammonium peroxydisulphate None known pH Control J494 pH control Inorganic salt None known Water Gelling Agent J580 Gel Carbohydrate polymer None Crosslinker L10 Crosslinker Boric acid None known Temporary Clay Stabiliser L64 Clay management Tetramethylammonium chloride No known aquatic organisms exist at depths of use. No aquatic habitats occur on drill site- chemicals at this stage diluted and at low concentrations. Soda Ash M3 Buffer, stabiliser, solvent Sodium carbonate None known BIOCIDE BPA 68915 Clay management, microbial control Magnesium nitrate, reaction mass of: [EC no. and [EC no. No known aquatic organisms exist at depths of use. No aquatic habitats occur on drill site- chemicals at this stage diluted and at low concentrations. L401 * pH Buffer Acetic Acid, Propan-2-ol This product has no known effects. U042 Chelating Agent Tetrasodium ethylenediaminetetraacetate, Sodium hydroxide, Trisodium nitrilotriacetate (impurity) Aquatic toxicity 247-