Calgon No. 33 Algaecide

Label & SDS

EPA Label: link

Registration information

• U.S. EPA Registration number: 10445-50
• U.S. EPA Status: CANCELLED

Description

'Calgon No. 33 Algaecide' is an algaecide and microbicide/microbistat. Its Federal EPA registration number is: 10445-50. It was originally approved by EPA on 17 Jun 1980. Its registration got cancelled on 01 Jul 1987. It has a 'Danger' signal word. It has the following active ingredients: Alkyl* dimethyl benzyl ammonium chloride *(60%C14, 30%C16, 5%C18, 5%C12), Isopropyl alcohol, and Tributyltin oxide (NO INERT USE). It's approved for 2 sites including cooling tower water and evaporative condenser water. It is also approved for 2 pests and pest groups including but not limited to algae and slime-forming bacteria.

Original registration date:

• 17 Jun 1980

Cancellation date:

• 01 Jul 1987

Alternative names:

• CALGON NO. 33 ALGAECIDEActive

Registrant:

• CALGON CORP.
  
• Address:
  Calgon Center - P.o. Box 1346
  Pittsburgh, PA 15230

Active ingredients:

• Alkyl* dimethyl benzyl ammonium chloride *(60%c14, 30%c16, 5%c18, 5%c12) 19.91%
• Isopropyl alcohol 19.4%
• Tributyltin oxide (no inert use) 8.62%
• Other ingredients 52.07%

Signal word:

• Danger

Product type:

• Algaecide
• Microbicide/microbistat

Formulation:

• Ready-to-Use Solution

Registered target pests:

• Algae
• Slime-forming bacteria

Registered target sites:

• Cooling tower water
• Evaporative condenser water