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Hot sale Vitamin A Palmitate 99% min CAS NO.79-81-2 CAS NO.79-81-2
- FOB Price: USD: 1.00-3.00 /Metric Ton Get Latest Price
- Min.Order: 1 Metric Ton
- Payment Terms: T/T,MoneyGram,Other
- Available Specifications:
10KG(1-20)Metric Ton10KG(20-30)Metric Ton10g(1-20)Metric Ton
- Product Details
Keywords
- 79-81-2
- 79-81-2 Vitamin A Palmitate
- Vitamin A Palmitate
Quick Details
- ProName: Hot sale Vitamin A Palmitate 99% min C...
- CasNo: 79-81-2
- Molecular Formula: C36H58O3
- Appearance: crystal, powder
- Application: Pharmaceutical intermediates
- DeliveryTime: 1-2 days
- PackAge: as your request
- Port: Qingdao port
- ProductionCapacity: 10 Metric Ton/Day
- Purity: 99%
- Storage: stay in dry, cool and well-sealed
- Transportation: EMS,HK EMS,FEDEX,DHL,TNT
- LimitNum: 1 Metric Ton
- Moisture Content: 0.01%
- Impurity: 0.001%
- Loss On Drying: 0.2%
- Melting Point: 177℃ ~ 181℃
- Specific Rotation: +27°
- Assay: 99.2%
Superiority
hebei yanxi chemical co., LTD who registered capital of 10 million yuan, nearly to $2 million, we have a pharmaceutical raw materials factory production of pharmaceutical raw materials, and a reagent r&d center, and we do research and development production of reagent tens of thousands of species. our aim is quality strives for the survival. Seek development by credit reputation. Our products have big price advantage in Europe South America and so on .and Our company also has the advantage of high quality in Africa. in the past two years our products has reached more than 30 countries in the world, Europe. South America. North America, southeast Asia, Africa, etc. We welcome all over the world with the best quality and lowest price friend common cooperation and common development!
Details
basic information
cas: 79-81-2
synonyms: retinol palmitate
assay: 250 000iu/g;1.7 millioniu/g
appearance: light-yellowish crystal or oil
mf: c36h60o2
mw: 524.87
|
appearance |
yellow or brown yellow oily liquid |
|
identification
|
a. transient blue color appears at once in presence of antimony trichloride ts b. the blue green spot formed is indicative of retinol. the approximate r f values of the predominant spots.corresponding to the different from of retinol, are 0.1 for the alcohol from, 0.45 for the acetate, and 0.7 for the palmitate. |
|
absorbance ratio
|
the ration of corrected absorbance (a325) to the observed absorbance a325 is not less than 0.85 |
|
vitamin a palmitate content |
≥1,000,000iu/g |
|
the total content of the vitamin a acetate and retinol |
≤1.0% |
|
peroxides |
≤10meq/kg |
|
acid value |
≤1.0mgkoh/g |
|
peroxide value |
≤10meq/kg |
|
heavy metals |
≤10ppm |
|
arsenic |
≤2ppm |
|
total plate count |
≤1000cfu/g |
|
yeast & mold |
≤100cfu/g |
|
e. coli |
negative |
|
salmonella |
negative |
mian function
1.physicochemical property: pale yellow crystal or oil. solve in ethanol. freely solve in ethyl ester, chloroform, acetone and grease. melting point is 28-29 centigrade.
2.used as preparation for dry food industry