Vitamin C / Ascorbic Acid / Antioxidant Ascorbic Acid CAS NO.50-81-7

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Min.Order Quantity:: 5 Kilogram

Purity:: 99%

Port:: Shanghai

Payment Terms:: T/T,

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Product Details

Keywords

High Quality Food Grade Pure Vtamin C
Ascorbic Acid Powder / Vtamin C / VC
CAS NO. 50-81-7 Competitive Price Natural & Healthy Ascorbic Acid

Quick Details

ProName: Vitamin C / Ascorbic Acid / Antioxidan...
CasNo: 50-81-7
Molecular Formula: C6H8O6
Appearance: White Fine Powder
Application: pharmaceutical industry, food industry...
DeliveryTime: 3-5 workdays after your payment cleare...
PackAge: 1kg double layer plastic bags inside a...
Port: Shanghai
ProductionCapacity: 10 Metric Ton/Month
Purity: 99%
Storage: Store in a cool, dry place and keep aw...
Transportation: Keep away from Moisture
LimitNum: 5 Kilogram
Plant of Origin:
Testing Method:
Product Ecification:
Heavy Metal: ≤5ppm
Voluntary Standards: Enterprise Standard
Raw Material: Plants
Product Name: Ascorbic Acid
Other Name:: Vitamin C
Sample: 10 to 20g Free Sample Available

Superiority

high quality food grade pure vtamin c

1.best quality
2.competitive price
3.fast delivery
4.excellent service.

5.free sample(10-20g or enough to detection) and unconditional assume response

6.packaging: 1kg with double plastic container inside/aluminum foil bag outside 25 kg with double plastic container inside/fiber drum outside. for easy to use, the barrel packaging can be changed into a small package according to the customer's requirements.

7.delivery:3-5 working days after your payment cleared.

packing & shipping

Details

brief info.:

product name: high quality food grade pure vitamin c ascorbic acid
cas no.: 50-81-7
molecular formula : c6h8o6
molecular weight : 176.13
structural formula :

certification of analysis

item	specifications	results
characteristics	white or almost white crystalline powder	pass
identification	positive reaction	pass
melting point	about 190°c	191°c
ph	2.1-2.6	2.3
clarity of solution	clear	pass
color of solution	≤by7
copper	≤5ppm	<5ppm
heavy metals	≤5ppm	<10ppm
iron	≤2ppm	<2ppm
lead	≤2ppm	<2ppm
arsenic	≤3ppm	<3ppm
oxalic acid	≤0.2%	<0.2%
sulphated ashes	≤0.1%	0.03%
specific optical rotation	+20.5°~ +21.5°	+21.1°
assay	99.0%-100.5%	99.9%
organic volatile impurities	pass	pass
residual solvents	methanol: nmt 3000ppm	<3000ppm

characteristics:colorless crystals or a white or almost white,crystalline powder which discolors on exposure to air and moisture; odorless or almost odorless and tasted sour; easily soluble in water and a few partial soluble in ethanol; insoluble in ether and chloroform; it melts at 190°c-192°c;ph of a 5% w/v solution, 2.1 to 2.6; specific optical rotation in a 10% w/v solution,+20.5°+1.5°

features:
1) it contains over 99.5% of ascorbic acid
2) mainly used in producing various medicines, it is an important medicine for
clinical supplementary treatment
3) it can be used in food additive. it is a good and safe nutritional agent as well
as an antiseptic and baking agent of flour processing
4) it can be used in feed additive and can improve animals' immunity from
disease
5) vc fine-crystal and fine powder with 40-80, 30 - 300 mesh (us standard sieve)

function:

it applies mainly to production of various medicine as clinically important material for supplementary cure practice in different sectors. being food additives, it acts as superior and reliable gent in mutrition , antiseptic and flour processing aspects. it also helps enhance the immune systerm of animals as being served in feed additives

application:

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.

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echinacea herb p.e., epemidium p.e; rhodiola rosea p.e, black cohosh p.e., red clover p.e., soybean p.e; st. john's wort p.e., siberian ginseng p.e., cortex extract powder, ginkgo biloba p.e., cassia nomame powder extract, angelica extract powder, milk thistle extract powder, pomogranate p.e., wild yam extract powder, grape seed extract, cactus plant extract, kudzu root p.e., ginger p.e. and green tea extract.

mesh size: 100% pass 80 mesh
microbiological control:

total plate count	1000cfu/g max
yeast & mold	100cfu/g max
e.coli	negative
salmonella	negative

packing & storage:

packing :	in fiber-drums with two-plastic bags inside.
net weight :	25kgs/drum
gross weight :	28kgs/drum
srorage :	stored in dry and cool place, keep away from strong light and heat.
shelf life :	two years when properly stored.