It is the only type of Urea that meets the ISO 22241 specification and the only suitable Urea for the production of AdBlue®/AUS32/ARLA32 solutions. For meeting the ISO 22241 the Urea needs to be of the highest purity/quality.

1. SINO STARCO CHEMICAL CO.,LIMITED
NO.37 BEIJING ROAD, QINGDAO FREE TRADE ZONE 266555, P.R. CHINA
TEL: +86-532-89691929 FAX: +86-532-86069159
Certificate of Analysis
Product Name: DEF Urea Sampling Site： L01#
Lot #.: QDU19042502 Quantity： 300MT
Manufacturer Date: APR.25, 2019 Detecting Date： APR.25, 2019
Items Unite
Min/Max Values
Result
Min. Max.
Urea content
(H₂ NCONH₂ )
%(m/m) 97.9 98.8
Total Nitrogen %(m/m) 46.4 46.4
Biuret %(m/m) 0.9 0.73
Aldehyde (as HCHO) mg/kg 15.4 6
Insoluble Matter mg/kg 20 4
Phosphate (as PO4) mg/kg 1 ＜0.1
Calcium (Ca) mg/kg 1 ＜0.1
Iron (Fe) mg/kg 1 ＜0.1
Copper (Cu) mg/kg 0.5 ＜0.1
Zinc (Zn) mg/kg 0.5 ＜0.1
Nickel (Ni) mg/kg 0.5 ＜0.1
Chromium (Cr) mg/kg 0.5 ＜0.1
Magnesium (Mg) mg/kg 1 ＜0.1
Sodium (Na) mg/kg 1 ＜0.1
Potassium (K) mg/kg 0.5 ＜0.1
Aluminum (Al) mg/kg 1 ＜0.1
Moisture %(m/m) 0.5 0.3
Alkalinity（as NH3） %(m/m) 0.5 0.02
Granularity
(d0.85mm～d2.80mm）
% d0.85-d2.80mm 93%
・Analyzed urea in the state of urea solution dissolved in pure water.
Conclusion ・Standard value is one as urea solution (AdBlue).
・Analyzed value is the result of measurement in the state of urea solution.
・Converted value is one that converted the value of concentration from urea
solution to urea.
China Urea Manufacturer
DEF Urea Supplier
Automotive Grade Urea Manufacturer in China
Adblue Grade Urea Manufacturer in China
Technical Grade UREA Suuplier
DMAc Manufacturer in China
DMF Manufacturer in China