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STEPFAC™ 8181 K

1 of 20 products in this brand
STEPFAC™ 8181 K is an aqueous solution of an alkyl polyethoxyethanol phosphate ester, specifically in the potassium salt form. Its functions include acting as a compatibility agent in high-electrolyte systems and a dispersant in water-based systems. It promotes harmony between various components in formulations with high electrolyte content and aids in the dispersion and stabilization of particles or ingredients in water-based systems.

Functions: Dispersant, Dispersant, Emulsifier, Emulsifier (O/W), Solubilizer, Wetting Agent

Chemical Family: Organophosphates, Phosphate Esters, Phosphorous-based Compounds

Labeling Claims: Environmentally Friendly

Certifications & Compliance: EPA Registered

Knowde Enhanced TDS

Identification & Functionality

Features & Benefits

Applications & Uses

I&I Cleaning Applications
Applications
  • STEPFAC 8181 K is neutralized (potassium salt) of an alkyl polyethoxyethanol phosphate ester typically used in high electrolyte systems. This surfactant can be used as a compatibility agent in liquid fertilizer systems. It is used in suspension concentrate and soluble liquid formulations as a dispersant.
  • SC, adjuvants, EW, EC, ME, OD, RTU, SE, WG and WP

Properties

Physical Form
Appearance
Clear liquid
Typical Properties
ValueUnitsTest Method / Conditions
Colormax. 6Gardener Scale
Density (at 25°C)1.06g/ml
Solids Content50-55%
pH (in 10% aqueous)6.5
Viscosity (at 25°C)450-900cPs
Flash Pointmin. 94°C
Freeze Point-24°C

Regulatory & Compliance

Certifications & Compliance
Clearances
  • The international inventories country clearances of STEPFAC 8181 K, can be found in Section 15 of the Safety Data Sheet (SDS). It is the responsibility of the formulator to review the chemical control regulations for each country where the end product is intended to be sold or used. 
  • STEPFAC 8181 K is approved for use as an inert ingredient under U.S. EPA 40 CFR 180.910 and 180.930 at no more than 83% by weight in a pesticide formulation.

Packaging & Availability

Packaging Type
Standard Packaging

STEPFAC 8181 K is available in drums and in bulk quantities.

Storage & Handling

Storage & Handling

Normal safety precautions (e.g., gloves and safety goggles) should be employed when handling STEPFAC 8181 K materials.

Bulk Storage Information

Elevated storage temperature may be desirable to maintain ease of pumping, but product should be stored at ambient temperature. STEPFAC 8181 K that has been stored in drums at temperatures below -11°F (-24°C) may thicken or solidify. It may be fluidized by warming with a drum heater or in a steam room. Drums should be vented prior to heating to avoid excessive pressure build up. Product temperatures over 130°F (54°C) are not recommended.

Workplace Exposure

Occupational exposure can occur primarily through skin contact or inhalation of vapors and mists. Controls, personal protective equipment, and other workplace safety practices should be used to control these exposures.