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STEPFAC™ 8181

1 of 20 products in this brand
STEPFAC™ 8181 stands as an ethoxylated phosphate ester that holds significance across a variety of agricultural applications. It belongs to the chemical group of ethoxylated phosphate esters and phosphate esters, functioning as a dispersant, emulsifier, adjuvant, and wetting agent. Its application scope encompasses capsule suspensions (cs), concentrated emulsions (ew), emulsifiable concentrates (ec), fumigants, metalworking cleaners, microemulsions (me), oil dispersants (od), oil in water emulsions (ew), soluble liquids (sl), suspension concentrates (sc), suspoemulsions (se), and tank mix adjuvants.

Functions: Anti-Static Agent, Dispersant, Dispersant, Emulsifier, Emulsifier (O/W), Solubilizer, Surfactant, Surfactant (Nonionic), Wetting Agent

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

Certifications & Compliance: EPA Registered

Knowde Enhanced TDS

Identification & Functionality

Industrial Additives Functions

Applications & Uses

Applicable Processes
Home Care Applications
I&I Cleaning Applications
Industrial Additives End Use
Applications

STEPFAC 8181 is typically used in high electrolyte systems. They can be used as compatibility agents in liquid fertilizer systems. They can also be incorporated into many emulsifier blends.

Properties

Physical Form
Appearance
Hazy liquid (at 25°C)
Dispersible in
Water
Soluble in
Methanol, Xylene, Kerosene
Typical Properties
ValueUnitsTest Method / Conditions
Average Moles of Ethylene Oxide6
Density (at 25°C)1.06g/ml
Diester47%
Flash Pointmin. 94°CPMCC Flash Point Tester
H₃PO₄max. 2%
Moisture Contentmax. 1%
Monoester43%
pH (in 1% aqueous)2 - 3
Pour Pointmax. -16°C
Regulated Volatile Organic Chemicals0%U.S. EPA
Viscosity (at 25°C)845cPs

Regulatory & Compliance

Certifications & Compliance
Clearances
  • The international inventories (country clearances) for STEPFAC 8181 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 is approved for use as inert ingredients under U.S. EPA 40 CFR 180.910, 180.920, and 180.930.
  • 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.

Packaging & Availability

Packaging Type
Standard Packaging

STEPFAC 8181 is available in drums (450 lb, 205 kg) and in bulk quantities.

Storage & Handling

Storage & Handling
  • Safety precautions (gloves and safety goggles-face shield, if splashing may occur) should be employed when handling STEPFAC 8181. Avoid contact with the eyes and skin. Wash thoroughly after handling material.
  • Bulk Storage Information: Elevated storage temperature may be desirable to maintain ease of pumping, but product should be stored long term at ambient temperature.
  • STEPFAC 8181 which have been stored in drums at temperatures below 50 °F (10 °C) may thicken or solidify. They 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.