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Label & SDS

EPA Label: link

Registration information

  • U.S. EPA Registration number: 1757-73
  • U.S. EPA Status: CANCELLED

Description

'Amerstat 250' is a microbicide/microbistat. Its Federal EPA registration number is: 1757-73. It was originally approved by EPA on 16 Jul 1981. Its registration got cancelled on 19 Jul 1995. It has a 'Danger' signal word. It has the following active ingredients: 2-Methyl-3(2H)-isothiazolone and 5-Chloro-2-methyl-3(2H)-isothiazolone. It's approved for 1 sites including pulp and paper mill systems. It is also approved for 2 pests and pest groups including but not limited to slime-forming bacteria and slime-forming fungi.

Original registration date:

  • 16 Jul 1981

Cancellation date:

  • 19 Jul 1995

Alternative names:

  • AMERSTAT 250Active

Registrant:

  • DREW INDUSTRIAL DIVISION
    Ashland Chemical Company, Division Of Ashland Inc.
  • Address:
    One Drew Plaza
    Boonton, NJ 07005

Active ingredients:

  • 2-methyl-3(2h)-isothiazolone 0.35%
  • 5-chloro-2-methyl-3(2h)-isothiazolone 1.15%
  • Other ingredients 98.5%

Signal word:

  • Danger

Product type:

  • Microbicide/microbistat

Formulation:

  • Ready-to-Use Solution

Registered target pests:

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

Registered target sites:

  • Pulp and paper mill systems