PRODUCT NAME:    ASCORBIC ACID POWDER BP***5/USP*0

CAS NO.: ******7

MOLECULAR FORMULA: C6H8O6

MOLECULAR WEIGHT: **6.*3

Tests:

Specifications:

Results:

Characters

white crystalline powder

PASS TEST

IDENTIFICATION 

POSITIVE REACTION

PASS TEST

ASSAY

  *9.0%~**0.5%

*9.*4%

MELTING POINT

   ABOUT ***0C

**1.*0C

PH  

   2.4~2.8

2.*5

CLARITY OF SOLUTION

    CLEAR

PASS TEST

COLOR OF SOLUTION

    BY7 MAX

BY7 MAX

COPPER  

     not exceed 5PPM

<5PPM

HEAVY METALS

     not exceed *0ppm

<*0ppm

MERCURY

     not exceed 1PPM

<1ppm

LEAD

    not exceed 2PPM

<2PPM

ARSENIC

     not exceed 3PPM

≤3PPM

OXALIC ACID

     not exceed 0.2%

<0.2%

LOSS OF DRYING

     not exceed 0.4%

<0.4%

SULPHATE ASH

     not exceed 0.1%

<0.1%

SPECIFIC ROTATION

    **0.*0~**1.*0

**1.*0

ORGANIC VOLATILE

IMPUITIES

   PASS TEST

PASS TEST

THE GOODS COMPLY WITH BP***5/USP*0 & FIT FOR HUMAN CONSUMPTION.