Crop Defense

Preservatives for Agricultural Pesticides

Dow Microbial Control offers regulatory and technical expertise for a broad portfolio of preservatives that are compatible with most agricultural pesticides formulations, such as suspension concentrates. Dow Microbial Control’s BIOBAN™, DOWICIDE™, KATHON™, and ROCIMA™ Products are EPA-approved under FIFRA for use as in-container preservatives for agricultural pesticides. They are also considered inert ingredients by the US FDA for this use, when used within the guidelines on specific tolerance exemptions indicated below. Please refer to dosage guidelines both by US EPA and US FDA when selecting the product and dosage to use.

Select Products


Product Active Ingredient EPA-FIFRA Dosage Limits
KATHON™ CG/ICP Preservative
EPA registration #: 707-166
CMIT/MIT (CMIT in combination with MIT):
5-chloro-2-methyl-4-isothiazolin-3-one & 2-methyl-4-isothiazolin-3-one
Active ingredient concentration in product as supplied is 1.5%
0.04% to 0.15% (400 to 1500 ppm)
of product as supplied, or 6 to 22.5 ppm
of active ingredient
KATHON™ CG/ICP II Preservative
EPA registration #: 707-196
ROCIMA™ BT 2S Microbicide
EPA registration #: 707-314
BIT:
1,2-benzisothiazolin-3-one
Active ingredient concentration in product as supplied is 19%
0.05% to 0.25% (500 to 2500 ppm)
of product as supplied, or 95 to 475 ppm
of active ingredient
BIOBAN™ BP-Plus Preservative
EPA registration #: 464-675
Bronopol:
2-bromo-2-nitropropane-1,3-diol
Active ingredient concentration in product as supplied is 99%
0.01% to 0.05% (100 to 500 ppm)
of product as supplied, or 100 to 500 ppm
of active ingredient
BIOBAN™ BP-30 Preservative
EPA registration #: 464-685
Bronopol:
2-bromo-2-nitropropane-1,3-diol
Active ingredient concentration in product as supplied is 30%
0.033% to 0.167% (333 to 1667 ppm)
of product as supplied, or 100 to 500 ppm
of active ingredient

NOTE: DOWICIDE™ A Antimicrobial (EPA registration # 464-78) containing NaOPP (Sodium o-phenylphenate), and supplied in a formulation containing 71.7% active ingredient; holds approval as a preservative of pears and citrus fruits at dosages 0.05% to 3.09% (500 to 30900 ppm) of product as supplied, or 359 to 22155 ppm of active ingredient

 

Use Product
Pre-harvest and Post-harvest use
40 CFR 180.910
pH ≤ 8.5
  • BIOBAN™ BP-Plus Preservative
  • BIOBAN™ BP-30 Preservative
Pre-harvest
40 CFR 180.920
pH ≤ 8.5
  • BIOBAN™ BP-Plus Preservative
  • BIOBAN™ BP-30 Preservative
  • KATHON™ CG/ICP Preservative
  • KATHON™ CG/ICP II Preservative
pH > 8.5
  • ROCIMA™ BT 2S Microbiocide
Pears and Citrus Fruits pH > 8
  • DOWICIDE™ A Antimicrobial

*40 CFR 180.910 applies to post-harvest and pre-harvest uses
*40 CFR 180.920 applies to pre-harvest uses