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ASCORBIC ACID

Type:Antioxidants
CAS No:50-81-7
Qty in 20' FCL:20MT
Min. Order:500KG
QC:Haccp,Kosher,Halal,IsO
Product Details

  [Name] Vitamin C (L-ascorbic acid)
  [Quality standard]?BP2011/USP33/EP 7/FCC7/CP2010
  [Main Features]?Vitamin C is a white monoclinic crystal or crystalline powder with melting point on 190 ℃ -192 ℃, no smell, sour, yellowish color after long time standing. The product is easily soluble in water, slightly soluble in ethanol, insoluble in ether, chloroform. The aqueous solution is acidic. 5% (W / V) aqueous solution PH2.1-2.6 (W / V), the rotation of aqueous solution is +20.5 ° ~ +21.5.
  [Packaging]?The inner packaging is double plastic bags, vacuum sealed package with nitrogen; the outer package is corrugated box / cardboard drum
  [Packing] 25kg/carton box,25kg/drum
  [Shelf life] Three years from the date of manufacture in the provision of storage and packaging conditions
  [Storage conditions]?Shade, under seal, dry, ventilation, pollution-free, not in the open air, under 30 ℃, relative humidity ≤ 75%. Can not be stored with toxic, corrosive, volatile or stink items.
  [Transportation] Handle with care in transportation, sun and rain prevention, cannot be mixed, transported and stored with toxic, corrosive, volatile or stink items.


Product specifications


CERTIFICATE OF ANALYSIS

DATE:AUG.08,2014

Product Name

ASCORBIC ACID

Analysis Standard

BP2011/USP33

Batch No.

201608010

Quantity

10000kgs

Mesh

40-80

Manufacture Date

AUG.,2016

Shelf Life

3 Years

Net/Gross Weight

25.0kgs/26.3kgs

Analysis Contents

Analysis Standard

Analysis Results

Characteristics

White or almost White crystals

Pass

Crystalline Powder

Identification

Positive Reaction

Positive

Melting Point

About 190

191.2

PH

2.1-2.6

2.36

Clarity Of Solution

Clear

Clear

Colour Of Solution

BY7

<BY7

Copper

5ppm

<5ppm

Zinc

25ppm

<25ppm

Heavy Metals

10ppm

<10ppm

Mercury

1ppm

<1ppm

Lead

2ppm

<2ppm

Arsenic

3ppm

<3ppm

Oxalic Acid

0.2%

<0.2%

Loss of Drying

0.4%

<0.4%

Sulphate Ash(Residue On Ignition)

0.1%

<0.1%

Specific Optical Rotation

+20.5°–+21.5°

+21.20°

Organic Volatile Impurities

Pass

Pass

Assay

99.0%-100.5%

99.88%

Conclusion

The Above-Mentioned Product Conforms To

BP2011/USP33




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