steady quality ASCO...

steady quality ASCORBIC ACID in bulk stock /lowest price of 50-81-7

steady quality ASCORBIC ACID in bulk stock /lowest price of 50-81-7

Min.Order / FOB Price:Get Latest Price

200 Kilogram

FOB Price: USD 20.0000

  • Min.Order :200 Kilogram
  • Purity: ≥80%
  • Payment Terms : L/C,D/A,D/P,T/T,

Keywords

steady quality ASCORBIC ACID ASCORBIC ACID in bulk stock lowest price of 50-81-7

Quick Details

  • Appearance:yellow or dark yellow particle
  • Application:FEED ADDITIVE
  • PackAge:20kg/carton
  • ProductionCapacity:10|Metric Ton|Month
  • Storage:Store in cool,shady and dry place.
  • Transportation:BY SEA/AIR/EXPRESS

Superiority:

 

steady quality ASCORBIC ACID in bulk stock /lowest price of 50-81-7

 

Test Items Standards Results
Appearance

Yellow or orange-yellow crystalline powder

 complies

Absorbance Ratio

0.31-0.33, A373nm/A267nm, 

0.36-0.39 A444nm/A267nm

 complies
Loss on dry <3% <1.4%

Particla Size

90% passes through 28 mesh sieve

90%
 

Heavy Metal

  

<10ppm

  complies

Assay(ondried basis

>80.0%

80.7%

                     

Conclusion

 in house standard
 

 

 

 

Riboflavin (vitamin B2) is the essential necessity for organism in normal living as the nutriment for infant, pregnant woman, nursing mother, patient after illness and the aged. 

 

 

 

 

 

 

It, involve, participates in the metabolism of carbonhydrate, protein and fat, and is the major composition of flavor protein, the transferring enzyme system of hydrogen. In clinical practice, it is applicable to perleche, glossitis, ophthalmitis, conjunctivitis, seborrhea, scrotum inflammations with proper effect,

 

 in food and feed industry, it is widely used as food and feed additive and have the Kosher Certified.

Details:

L(+)-Ascorbic acid Basic information
Product Name: L(+)-Ascorbic acid
Synonyms: 3-Keto-L-gulofuranolactone;3-Oxo-L-gulofuranolactone;3-oxo-l-gulofuranolactone(enolform);Adenex;Allercorb;Antiscorbic vitamin;antiscorbicvitamin;Antiscorbutic vitamin
CAS: 50-81-7
MF: C6H8O6
MW: 176.12
EINECS: 200-066-2
Product Categories: PHARMACEUTICALS;Food and Feed Additive;Acid;Vitamins and Derivatives;Antioxidant;Biochemistry;Sugar Acids;Sugars;Vitamins;Nutritional Supplements;Vitamin Ingredients;Food Additives，Medicine;Carbohydrates & Derivatives;Intermediates & Fine Chemicals;Isotope Labelled Compounds;Used in medicine and Food Additives;vitamin;Inhibitors
Mol File: 50-81-7.mol
L(+)-Ascorbic acid Structure
L(+)-Ascorbic acid Chemical Properties
Melting point  190-194 °C (dec.)
alpha  20.5 º (c=10,H2O)
Boiling point  227.71°C (rough estimate)
density  1,65 g/cm3
FEMA  2109 | ASCORBIC ACID
refractive index  21 ° (C=10, H2O)
storage temp.  0-6°C
solubility  H2O: 50 mg/mL at 20 °C, clear, nearly colorless
form  powder
pka 4.04, 11.7(at 25℃)
color  white to slightly yellow
PH 1.0 - 2.5 (25℃, 176g/L in water)
Water Solubility  333 g/L (20 ºC)
Merck  14,830
BRN  84272
Stability: Stable. May be weakly light or air sensitive. Incompatible with oxidizing agents, alkalies, iron, copper.
CAS DataBase Reference 50-81-7(CAS DataBase Reference)
NIST Chemistry Reference L-Ascorbic acid(50-81-7)
EPA Substance Registry System L-Ascorbic acid(50-81-7)

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