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Label & SDS

EPA Label: link

Registration information

  • U.S. EPA Registration number: 48525-7
  • U.S. EPA Status: CANCELLED

Description

'Betz Er-24' is an algaecide and microbicide/microbistat. Its Federal EPA registration number is: 48525-7. It was originally approved by EPA on 01 Dec 1982. Its registration got cancelled on 23 Apr 1986. It has a 'Danger' signal word. It has the following active ingredients: Alkyl* dimethyl benzyl ammonium chloride *(50%C14, 40%C12, 10%C16), Pentachlorophenol, sodium salt, Sodium 2,4,5-trichlorophenate, and Sodium dimethyldithiocarbamate. It's approved for 2 sites including industrial disposal water and secondary oil recovery injection water. It is also approved for 4 pests and pest groups including but not limited to algae, slime-forming bacteria, slime-forming fungi, and sulfate-reducing bacteria.

Original registration date:

  • 01 Dec 1982

Cancellation date:

  • 23 Apr 1986

Alternative names:

  • BETZ ER-24Active

Registrant:

  • BETZ ENERGY CHEMICALS INC
    C/o Betz Laboratories Inc
  • Address:
    4636 Somerton Rd
    Trevose, PA 19053

Active ingredients:

  • Alkyl* dimethyl benzyl ammonium chloride *(50%c14, 40%c12, 10%c16) 5%
  • Pentachlorophenol, sodium salt 24.7%
  • Sodium 2,4,5-trichlorophenate 12%
  • Sodium dimethyldithiocarbamate 4%
  • Other ingredients 54.3%

Signal word:

  • Danger

Product type:

  • Algaecide
  • Microbicide/microbistat

Formulation:

  • Ready-to-Use Solution

Registered target pests:

  • Algae
  • Slime-forming bacteria
  • Slime-forming fungi (paper mills/water systems)
  • Sulfate-reducing bacteria

Registered target sites:

  • Industrial disposal water
  • Secondary oil recovery injection water