No

Items

Unit

Standard Specs.

Testing Results

A

Content        

%

99.0 min

99.54

B

Loss on drying   

%

         ≤1.5

1.41

C

The Acid & Alkalinity

–

                 ≤0.2ml          

<0.2ml(on the principle of 0.1mol/l NaOH)

D

Appearance   

–

Free flowing white powder

Passed the test     

E

Clarity of Solution

Clear & Colourless      

Passed the test      

F

Chlorides      

%

≤0.02

<0.02

G

Total Chlorine  

%

≤0.03

<0.03

H

Heavy Metal   

%

≤0.001

<0.001

I

Arsenic       

%

≤0.0002

<0.0002

J

Mercury       

%

≤0.0001

<0.0001

K

Conclusion    

%

             Qualified