AUS UREA FOR CAR (SCR UREA)
AUS Urea is used in Selective Non-Catalytic Reduction (SNCR) and Selective Catalytic Reduction (SCR) reactions to reduce the NOx pollutants in exhaust gases from combustion from diesel, dual fuel, and lean-burn natural gas engines.
Certificate of Analysis
PRODUCT NAME: AUS UREA
|
ITEM |
Min/Max Values |
Result |
|
Urea Assay (wt %) |
98.0 min |
99.1 |
|
Granulate size |
0.85-2.80mm |
94% |
|
Moisture (wt %) |
0.5 max |
0.35 |
|
Nitrogen (wt %) |
46 |
46.6 |
|
Biuret (wt %) |
0.9 max |
0.76 |
|
Aldehydes (ppm) |
5 max |
0.9 |
|
Free Ammonium (wt %) |
0.2 |
0.01 |
|
Insolubles (ppm) |
20 |
13 |
|
Ca(mg/kg) |
0.5max |
0.35 |
|
Fe (mg/kg) |
0.5 max |
0.15 |
|
Al (mg/kg) |
0.5max |
0.15 |
|
Cu (mg/kg) |
0.5 max |
Less than 0.2 |
|
Zn (mg/kg) |
0.5 max |
0.08 |
|
Cr (mg/kg) |
0.5 max |
Less than 0.2 |
|
Ni (mg/kg) |
0.5 max |
0.24 |
|
Mg (mg/kg) |
0.5 max |
Less than 0.2 |
|
Na (mg/kg) |
0.5max |
Less than 0.2 |
|
K (mg/kg) |
0.5 max |
0.15 |
|
Phosphate(ppm) |
0.5 max |
|
|
Ash (ppm) |
100 max. |
Less than 10 |
|
Additive |
NONE |
NONE |
|
pH (10 wt% solution) |
9.0 ~ 10.0 |
9.42 |
