产品信息 - Good quality Vitamin C Antioxidant Ascorbic Acid->handbag accessories

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Good quality Vitamin C Antioxidant Ascorbic Acid

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服飾及紡織->配件->包包配件

Good quality Vitamin C Antioxidant Ascorbic Acid

产品规格

Country	CN
Packing	25kg/carton box,25kg/drum, or on customer requirements.
Minimum Order	1000
Payment Term	L/C,T/T,D/P,Paypal

产品描述

<h1>
Good quality Vitamin C Antioxidant Ascorbic Acid
</h1>

Application for
ascorbic acid:


In the
pharmaceutical industry,can be used to treat scurvy and various acute and
chronic infections diseases,are applicable to the lack of VC, 
 In the food industry,it can both use as nutrition-al supplements,supplementary
VC in food processing,and also is good Antioxidants in food preservation,widely
used in meat products,,fermented flour products,beer,tea dtinks, fruit juice,canned
fruit,canned meat and so on;also commonly used in cosmetics,feed additives and
other industrial areas. 



 



 


Property for
ascorbic acid:


 Ascorbic Acid
is a white or slightly yellow crystals or powder,a little acid.m.p.190°C-192°C,easily soluble in water,a little soluble in
alcohol and uneasily soluble in Ether and chlorofom and other organic solvent.In
solid state it is stable in air.Its water solution is easliy mutated when it
meets with air.  

 

 



<table class="MsoNormalTable" style="width:449.25pt;" width="599" cellpadding="0" border="1">
<tbody>
<tr>
<td>

ITEM

</td>
<td>

STANDARD

</td>
</tr>
<tr>
<td>

Appearance

</td>
<td>

White
or almost white crystal or crystalline powder

</td>
</tr>
<tr>
<td>

Melting
point 

</td>
<td>

191 °C ~ 192°C 

</td>
</tr>
<tr>
<td>

pH
(5%, w/v)   

</td>
<td>

 
2.2 ~ 2.5 

</td>
</tr>
<tr>
<td>

pH
(2%,w/v)   

</td>
<td>

 
2.4 ~ 2.8 

</td>
</tr>
<tr>
<td>

Specific
optical rotation  

</td>
<td>

 
+20.5° ~ +21.5°  

</td>
</tr>
<tr>
<td>

Clarity
of solution 

</td>
<td>

 
Clear 

</td>
</tr>
<tr>
<td>

Heavy
metals 

</td>
<td>

 
≤0.0003% 

</td>
</tr>
<tr>
<td>

Assay
(as C 6H 8O6, %)  

</td>
<td>

 
99.0 ~ 100.5 

</td>
</tr>
<tr>
<td>

Copper 

</td>
<td>

 
≤3 mg/kg

</td>
</tr>
<tr>
<td>

Iron 

</td>
<td>

 
≤2 mg/kg

</td>
</tr>
<tr>
<td>

Loss
on drying 

</td>
<td>

 
≤0.1%

</td>
</tr>
<tr>
<td>

Sulphated
ash 

</td>
<td>

 
≤ 0.1%

</td>
</tr>
<tr>
<td>

Residual
solvents (as methanol) 

</td>
<td>

 
 ≤ 500 mg/kg  

</td>
</tr>
<tr>
<td>

Total
plate count (cfu/g) 

</td>
<td>

 
≤ 1000

</td>
</tr>
</tbody>
</table>
<img src="http://i.bosscdn.com/product/df/28/d8/b234e354e4969981a8a0555a88.jpg@watermark=2&color=I0ZGRkZGRg%3D%3D&type=ZHJvaWRzYW5zZmFsbGJhY2s%3D&size=26&p=9&t=80&text=c2p6Y2hlbS5ib3NzZ29vLmNvbQ%3D%3D" title="Help To Treat Scurvy" alt="Help To Treat Scurvy" width="800" height="1067" /> 



 

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