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  • Shanghai Fine Chemicals Co.,Ltd
  • Shanghai Fine Chemicals Co.,Ltd
  • Shanghai Fine Chemicals Co.,Ltd
  • Shanghai Fine Chemicals Co.,Ltd
  • Shanghai Fine Chemicals Co.,Ltd
  • Shanghai Fine Chemicals Co.,Ltd
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Oxytertracycline Hcl/Base
 TESTING ITEMS                        SPECFICATION
 

DESCRIPTION

YELLOW CRYSTALLIN POWDER

IDENTIFICATION:

ACCORDING TO BP2001

PH VALUE

2.3 ~ 2.9

ABSORBANCE (353nm, PH2.0)

270 290

SPECIFIC OPTICAL ROTATION

-188°~-200°

HEAVY METALS

50PPM

LIGHT ABSORBING IMPURITY

  

ABSORBANCE AT 430nm,  <0.50

ABSORBANCE AT 490nm,  <0.20

RELATED SUBSTANCES

CONTENT OF IMPURITY PEAK MEET THE REQUIREMENTS

SULPHATED ASH

0.5

WATER

2.0

HPLC ASSAY

95.0%~102.0

ANHYDROUS SUBSTANCE

 
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