Technical Data/Specifications

TerraCair®, AUS 32, is a manufactured product of technically pure urea mixed with demin quality water designed to meet the Specifications of DIN 70070:2005 and ISO 22241-1:2005 for NOx abatement technologies.

Typical Chemical and Physical Analysis

Parameter	Typical
Urea Concentration	32.5 +- 0.7%
Specific gravity at 20°C	1.087 - 1.093 kg/m3
Refractive Index at 20°C	1.3814 - 1.3843
Free Ammonia (alkalinity)	0.2% max
Biuret	0.3% max
Formaldehyde	Formaldehyde Free
Insoluble Matter	20 ppm max
Phosphates	0.5 ppm
Calcium	0.5 ppm
Iron	0.5 ppm
Copper	0.2 ppm
Zinc	0.2 ppm
Chromium	0.2 ppm
Nickel	0.2 ppm
Aluminum	0.5 ppm
Magnesium	0.5 ppm
Sodium	0.5 ppm
Potassium	0.5 ppm

Please click here for an Adobe Acrobat document of the Typical Chemical and Physical Analysis.

Please click here for the Diesel Exhaust Fluid (DEF) Consumption and Project Planning Calculator for Selective Catalytic Reduction (SCR) vehicles. (XLS 66.5KB)

Click here for a TerraCair® MSDS sheet:

• English (PDF 217KB)
• French (PDF 220KB)
• Spanish (PDF 219KB)