M |
Recycle / Disposal |
Class |
Acids (undiluted) |
Disposal |
Haz |
Acids (spent, except hydrofluoric acid) |
Dilute and dispose of down sink drain |
– |
Barite, finished or crude |
Recycle |
– |
Bentonite clays and test fluids |
Recycle |
– |
Biocides |
Disposal per MSDS |
1, 2, or Haz |
Bleach |
Dilute and dispose of down sink drain |
– |
Brines, high-density, new |
Reclycle |
– |
Brines, high-density, used |
Disposal |
2 |
Brine/oil mixtures (emulsion testing, etc.) |
Disposal |
1 |
Broken glass |
Disposal |
2 |
Buffer solution |
Dilute and dispose of down sink drain |
2 |
Calcium carbonate |
Disposal |
2 |
Calcium chloride (solid) |
Disposal |
2 |
Calcium chloride (solution) |
Dilute and dispose of down sink drain |
– |
Chemical spill kits |
Disposal per kit directions |
1, 2, or Haz |
Cleaning service rags |
Disposal |
2 |
Freshwater test fluids |
Recycle |
– |
Corrosion inhibitors |
Corrosion inhibitors |
1, 2, or Haz |
Culture waste (filter media, gravel, etc.) |
Disposal |
2 |
Cuttings, neat |
Disposal |
2 |
Cuttings, with oil |
Disposal |
1 |
Empty containers, hazardous |
Disposal |
1 |
Empty containers,nonhazardous |
Disposal |
2 |
Enzyme solutions |
Dilute and dispose of down sink drain |
– |
Filter cake, disks, and paper w/chrome-free mud |
Recycle |
– |
Field product samples |
Disposal |
1, 2, or Haz |
Filter cake, disks, and paper w/chrome-containing mud |
Disposal |
Haz |
Freshwater test fluids |
Recycle |
– |
Hydrofluoric acid (handle with extreme care) |
Disposal |
Haz |
Hydrogen peroxide |
Disposal |
2 |
Hydroxy ethyl cellulose |
Disposal |
2 |
Lignosulfonate and lignite product test muds |
Disposal |
– |
Mercury thermometers |
Disposal |
haz |
Well-cleaning chemicals |
Disposal per MSDS |
1, 2, or Haz |
Mud additives |
Disposal per MSDS |
1, 2, or Haz |
Emulsifiers |
Fluid loss control |
Lignosulfonates |
Lubricants |
Shale inhibitors |
Shale stabilizers |
Surfactants |
Wetting agents |
Mud filtrates, oil-based/synthetic-based mud |
Disposal |
1 |
Mud filtrates, water-based mud |
Recycle |
– |
Oil, with non-OBM constituents |
Disposal |
1 |
Oil, with OBM constituents required for OBM conditioning |
Recycle |
– |
Oil, mixed with hazardous wastes |
Disposal |
2 |
Oil-based/synthetic-based mud and wash chemicals |
Disposal |
1 |
Organic peroxides |
Disposal |
2 |
Paper towels used to clean up brines and muds |
Disposal |
2 |
Persulfates |
Disposal |
Haz |
pH Buffers |
Dilute and dispose of down sink drain |
– |
pH test solution residuals |
Return to original container |
– |
Polymer slurries, mineral oil or other carrier |
Disposal |
1 |
Polymers, dry |
Disposal |
2 |
Potassium hydroxide (solid) |
Disposal |
Haz |
Potassium hydroxide (solution) |
Dilute and dispose of down sink drain |
– |
Retort cooked solids (chrome-containing mud) |
Disposal |
Haz |
Retort cooked solids (chrome-free mud) |
Disposal |
2 |
Salt gel/attapulgite |
Disposal |
2 |
Silver nitrate solution |
Dilute and dispose of down sink drain |
– |
Sodium carbonate (solid) |
Disposal |
Haz |
Sodium carbonate (solution) |
Dilute and dispose of down sink drain |
– |
Sodium hydroxide (solid) |
Disposal |
Haz |
Sodium hydroxide (solution) |
Dilute and dispose of down sink drain |
– |
Solvents, chlorinated |
Disposal |
Haz |
Solvents, nonchlorinated |
Disposal |
Haz |
Titration residue |
Dilute and dispose of down sink drain |
– |
Titration solution residue |
Dilute and dispose of down sink drain |
– |
Wash water, laboratory equipment and general |
Dilute and dispose of down sink drain |
– |
WBM spent titrations |
Dilute and dispose of down sink drain |
– |
WBM (Cl<20,000 ppm and oil <3%) |
Recycle |
– |
WBM (Cl >20,000 ppm or oil>3%) |
Disposal |
1 |
WBM, chrome-free saltwater |
Disposal |
– |
WBM, chrome-containing |
Disposal |
– |
WBM, all others |
Disposal |
– |