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  • 商品名称: 尿素
  • 商品编号: F01
  • 浏览次数: 2061

用途:
汽车尿素水,医学,农业,商业应用,实验室应用,饲料添加剂,化妆品等
指标:
 

Inspection Item(检测项目)

Test Standard(检测标准)

Test Result(检测结果)

Appearance(外观)

White or Light White

(白色或者是亮白色)

White(白色)

Total Nitrogen(氮含量) %≥

46.2

46.6

Biuret(缩二脲)         %≤

1.0

0.8

Moisture(水分)         %≤

0.5

0.45

Melting Point(熔点)

132 Celsius Degress(摄氏度)

132

Formaldehyde(甲醛)

15PPM

11.12PPM

PRODUCT NAME:SCR UREA                         DATE:14th June 2017

STANDARD:ISO22241                                   LOT NUMBER:2017061413

                           

ITEM

Min/Max Values

 

Result

Urea Assay (wt %)

98.0 min

 

99.1

Granulate size

0.85-2.80mm

 

94% Passing Rate

Moisture (wt %)

0.5 max

 

0.34

Nitrogen(wt %)

46min

 

46.4

Alkalinity as NH3(wt %)

0.2max

 

0.02

Biuret (wt %)

0.9 max

 

0.74

Aldehydes (ppm)

15 max

 

1.0

Free Ammonium(wt %)

0.6max

 

0.01

Insolubles (ppm)

20max

 

9

Ca(mg/kg)

0.5max

      

0.32

Fe (mg/kg)

0.5 max

 

0.17

Al (mg/kg)

0.5max

 

0.16

Cu (mg/kg)

0.5 max

 

0.05

Zn (mg/kg)

0.5 max

 

0.07

Cr (mg/kg)

0.5 max

 

0.09

Ni (mg/kg)

0.5 max

 

0.05

Mg (mg/kg)

0.5 max

 

0.17

Na (mg/kg)

0.5max

 

0.15

K (mg/kg)

0.5 max

 

0.17

Ash (ppm)

100 max.

 

Less than 10

Phosphate(ppm)

0.5 max

 

Less than 0.2

Heavy Metal( ppm)

0.5

 

0.4

Additive

NONE

 

NONE

pH (10 wt% solution)

9.0 ~ 10.0

 

9.48