TEST

Analysis standard

Result

Description             

White or almost white crystals or Crystalline Powder

Pass

Identification              

Positive Reaction

Positive

Melting point               

190 – 192

191.00

PH 

2.1-2.6

2.40

Clarity of Solution    

Clear  

Clear

Colour of solution      

BY7max

BY7max

Copper             

5 ppm max

5ppm max

Heavy metal           

10 ppm max

5 ppm max

Mercury                

1 ppm max

1ppm max

Lead                

 2 ppm max

 2 ppm max

Arsenic           

3 ppm max

3 ppm max

Oxalic Acid          

0.2% max

0.12

Loss on drying

0.4% max

0.1 max

Residue on ignition

 0.1% max

0.1 max

Specific Rotation

+ 20.5 - + 21.5

+ 21.1

Organic volatile impurities

pass

pass

Assay

99.0 – 100.5%

99.91%