Hydroxypropyl Methylcellulose 2910 USP30 (E-5)

BATCHNUMBER

    201104003     

TEST DATE

   04-03-2011       

QUANTITY

    Sample      

MANUFACTURE DATE

   04-02-2011       

PACKING

   25kg / barrel   

EXPIRATIONDATE

   04-01-2014       

  TEST 

   SPECIFICATION 

     RESULT 

Appearance

White or off-white powder, no visible                             evidence of contamination by foreign matter

   conforms      

Identification

Conform

   conforms       

PH

5.5 ­— 7.5

PH 6.2       

Viscoisty

4.0 —6.0 cp.s

    4．6cp.s       

Water-insoluble Substances

Not More Than  0.5%

    0.2 %          

Loss on drying

Not More Than  5.0%

    2.0 %          

Residue on ignition

Not More Than  1.5%

    0.4 %          

Heavy Metal

Not More Than  0.001%

    < 0.001 %      

Arsenic

Not More Than  0.0002%

    < 0.0002 %     

Whiteness

Min 80

     83.6           

Methoxy

28.0% to 30.0% CH₃O Calculated on the anhydrous basis

     28.1 %        

Hydroxypropoxy

7.0% to 12.0% C₃H₇O₂ Calculated on the anhydrous basis

     7.4%         

Bioburden

Total Microbial Count

Not More Than 1000CFU/gram

      Conforms    

Total Mold and Yeast

Not More Than 100CFU/gram

      Conforms    

Escherichia Coli

Negative

      Not Detect