Humic acid:

The humic acids are the most valuable constituent.

Terms Related to Humic acid

• Mined (humic) acids lignins

  Naturally occurring special lignite, e.g., leonardite, that is produced by strip mining from special lignite deposits. The active ingredient is the humic acids. Mined lignins ...

• Hydrofluoric-hydrochloric acid

  Mixture of acids used for removal of mud from the wellbore. See mud acid.

• Formic acid

  An organic acid, h2co2 or hcooh, used for acidizing oilwells. It is stronger than acetic acid but much less corrosive than hydrofluoric or hydrochloric acid ...

• Mud acid

  A mixture of hydrochloric and hydrofluoric acids and surfactants used to remove wall cake from the wellbore.

• Chrome lignite

  Mined lignite, usually leonardite, to which chromate has been added or has reacted. The lignite can also be causticized with either sodium or potassium hydroxide.

• Inhibited acid

  An acid that has been chemically treated before the acidizing or acid fracturing of a well to lessen its corrosive effect on the tubular goods ...

• Hydrochloric acid

  An acid compound, hci, commonly used to acidize carbonate rocks. It is prepared by mixing hydrogen chloride gas in water. Also known as muriatic acid.