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Hydrochloric Acid 30/30%
CAS - 7647 - 01 - 0

Hydrochloric Acid 30/30%
CAS - 7647 - 01 - 0

Application

The CAS number for Hydrochloric Acid (including 30-33% concentration) is 7647-01-0. In the oil and gas industry, this concentration is primarily used for well stimulation (acidizing) to increase production and for scale removal from equipment. 

Key Information & Applications

  • CAS Number: 7647-01-0
  • Common Grades: Commercial grade (30-33% or 35-37%) is frequently used in oilfield services.
  • Well Stimulation (Matrix Acidizing): Injected into carbonate formations (limestone/dolomite) to dissolve rock, create pathways, and improve oil/gas flow rates.
  • Fracture Acidizing: Used to open or extend fractures in rock formations to stimulate production.
  • Scale Removal & Cleaning: Removes carbonate scales, rust, and debris from downhole casing, production tubing, and surface equipment.
  • pH Control: Used to adjust the pH of drilling fluids.
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