Heparin Sodium Crude

1.  Origin:                             

 Porcine intestinal mucosa

2.  Characteristics:       

 Light yellow to slightly brown

                                   

 coarse powder

3.  Solubility:               

 Freely soluble in water

4.  Loss on drying:               

 ≤10.0%

5. Assay (Potency):                

 ≥100 USP U/mg

6. Light absorption:        

 A.0.4% w/v  O.D.≤1.500 at 260nm

                                           

 O.D.≤0.800 at 280nm

                                        

 B.5.0% w/v  O.D.≤0.550 at 400nm

7. Sulphated ash:       

 30~43%

8. Microbiological purity: 

    Numbers of germs:      

 To be indicated

    Enterobacterium:         

 ≤100/g

    Escherichia coli:           

 not detectable/g

    Staphylococcus aureus:  

 not detectable/g

    Pseudomonas aeruginose:  

 not detectable/g

    Salmonella:                  

 not detectable/10g