NewFood Food Additives Low Price Ascorbic acid Price/Acide Ascorbic Powder
Product picture
Detail parameters
|
Characters |
White or almost white,crystalline powder or colourless crystals |
|
ldentification |
corresponds |
|
Melting point |
189℃~193℃ |
|
PH(5%,WV) |
2.1~2.6 |
|
PH(2%,WV) |
2.4~2.8 |
|
Specific optical rotation |
+20.5~+21.5° |
|
Appearance of solution |
solution S is clear and not more intensely coloured than reference solution BY7 |
|
Heavy metals |
10 ppm |
|
Assay |
99.0%~100.5% |
|
Copper |
5ppm |
|
lron |
2ppm |
|
Mercury |
1ppm |
|
Arsenic |
3ppm |
|
Lead |
2ppm |
|
oxalic acid (impurity E) |
≤0.2% |
|
Loss on drying |
≤0.4% |
|
Sulphated ash |
≤0.1% |
|
Impurity c |
≤0.15% |
|
lmpurity D |
≤0.15% |
|
Unspecified impurities |
≤0.10% |
|
Total |
≤0.2% |
|
Methanol |
300oppm |
|
TAMC |
103 cfulg |
|
TYMc |
102 cfu/g |
|
E.coli |
Absence |
Main Functions
Vitamin C is widely used in many fields such as food , beverage, breeding and forage additives. Its main functions reflected in following 5 aspects:
1)Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell.
2)Prevent formation of nitrous amine from nitrous acid in meat products.
3)Improve dough quality and make baked food expand to its maximum.
4Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures.
5)Used as nutritional element in additives,Feed additives.