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Nutrient Supplement Riboflavin Vitamin B2

China Nutrient Supplement Riboflavin Vitamin B2, Find details about China Vitamin B2 (Riboflavine) , Riboflavin Powder Vitamin from Nutrient Supplement Riboflavin Vitamin B2

Model NO.
Vitamin B2(Riboflavine)
Product Name
Vitamin B2 Riboflavin
Appearance
Yellow Crystall Powder
Sample
Available
CAS No.
83-88-5
Formula
C17h20n4o6
MOQ
100g
Shelf Life
2 Years
Other Name
Retinyl Acetate
Package
1kg /Foil Bag, 10 Bags/ Carton, 25 Kg/Drum
Storage
Cool Dry Place
Delivery
Express 5-7 Days Arrive
Test Method
HPLC
Trademark
EXCELLENCE-Vitamin B2 Riboflavin
Transport Package
1kg Foil Bag/25kg Drum
Specification
98% Riboflavin
Origin
China
Model NO.
Vitamin B2(Riboflavine)
Product Name
Vitamin B2 Riboflavin
Appearance
Yellow Crystall Powder
Sample
Available
CAS No.
83-88-5
Formula
C17h20n4o6
MOQ
100g
Shelf Life
2 Years
Other Name
Retinyl Acetate
Package
1kg /Foil Bag, 10 Bags/ Carton, 25 Kg/Drum
Storage
Cool Dry Place
Delivery
Express 5-7 Days Arrive
Test Method
HPLC
Trademark
EXCELLENCE-Vitamin B2 Riboflavin
Transport Package
1kg Foil Bag/25kg Drum
Specification
98% Riboflavin
Origin
China
 
Nutrient Supplement Riboflavin Vitamin B2
 

Retinyl acetate (retinol acetate, vitamin A acetate) is a natural form of vitamin A which is the acetate ester of retinol. It has potential antineoplastic and chemopreventive activities.

In the United States, retinyl acetate is classified generally recognized as safe (GRAS) in the amounts used to fortify foods with vitamin A.
Chemical Nameretinyl acetate
Synonyms

Retinol acetate,Retinyl acetate,Vitamin A acetate;Vitamin A acetate;Retinyl acetate;

CAS No.127-47-9
Molecular FormulaC22H32O2
Molecular Weight328.48800
PSA26.30000
LogP6.08110

Properties

Appearance & Physical Statecrystalline
Density0.968 g/cm3
Boiling Point440.5ºC at 760 mmHg
Melting Point58ºC
Flash Point124.8ºC
Refractive Index1.547-1.555
Water Solubilitysoluble
Storage Condition2-8ºC
Vapor Pressure0mmHg at 25°C


Nutrient Supplement Riboflavin Vitamin B2
Nutrient Supplement Riboflavin Vitamin B2Nutrient Supplement Riboflavin Vitamin B2
Nutrient Supplement Riboflavin Vitamin B2

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WHAT AP:+86=181=9182=8449

   Hong Kong Excellence Biological Technology Co., Ltd. is located in Guangdong Province, China.  As one of the most dynamic factories and foreign trade companies in the Chinese market, we have a registered capital of RMB 5 million.  It mainly produces and develops local anesthetics, pharmaceutical intermediates, organic solvents, and steroids and other APIs.  In addition, we have a self-developed production line pharmaceutical raw material production plant, and we also have a pharmaceutical raw material research and development test center.  We also cover the custom synthesis business of various organic compounds as a supplement.  We can synthesize almost all chemicals.
    Our customers are all over the world, mainly selling in the United States, Canada, Australia, the United Kingdom, the Netherlands, Germany, France and other EU countries, Southeast Asia, South America, and Oceania. We also have many customers.
   Our business is based on honesty and mutual trust.  Sincerely look forward to establishing long-term mutually beneficial business relationships with customers around the world.



Choose us
A1 Quality control: We take quality as our life. We strictly control the quality of each process and establish a complete quality control system. We promise to bring 100% best quality products to consumers.

A2 Trade capacity: We focus on chemical, biological medicine international trade for more than 10 years. Has the abundant product and the trade ability. Cooperative customers all over the world, good reputation.

A3 transport capacity: We have professional freight agents, customs clearance agencies set up in the destination. Deliver your package safely. According to the customer's transport needs can choose: FEDEX UPS TNT DHL air charter and sea.

A4 carefully packing: 1kg, 5kg, 15kg, 20kg, 25kg can be packed in different specifications. Packaging can be customized according to customer requirements. Aluminum foil bag and carton. Ensure the safety of transportation. And free samples are available.

A5 Quality service: We have a professional customer service team and after-sales team. Being proficient in each language will guarantee your after-sale service.

FAQ
Q1:Can i get some samples?
 A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.

Q2: Which kind of payment terms do you accept?
A: Payment by T/T, Western Union or Bitcoin.

Q3:Which transportation do we use?
A:Samples could be DHL, UPS, TNT, EMS, Fedex, and so on. For mass orders, it will be delivered by air or sea.

Q4: How about your delivery time?
Generally, it will take 3 to 5 days after receiving your advance payment.

Q5: How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss. 

Q6:How can we trust you?
A: You are always warm welcomed to visit us at any time.Before we start B2B, MIC has audited our company on-spot and approved our credit.

Q7:Do you test all your goods before delivery?
A:Yes, we have 100% test before delivery,International Authorized Third-Party Test for the products if you need are highly welcomed. 

WHAT AP:+86=181=9182=8449
 

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