1. Ribofavin/ Vitamin B2
Riboflavin is beneficial in patients with riboflavin deficiency (ariboflavinosis). Ariboflavinosis may cause weakness, throat swelling/soreness, glossitis (tongue swelling) angular stomatitis/cheilosis (skin cracking or sores at the corners of the mouth), dermatitis (skin irritation), or anemia.Particular groups may be particularly susceptible to riboflavin deficiency, including the elderly, those with chronic illnesses, the poor, and those with alcohol dependency.
2. Parameters
| No. |
Test Item |
Unit |
Test Result |
Limit requirement |
Conclusion |
Test Method |
| 1 |
Mercury |
mg/kg |
0.055 |
≤0.1 |
Pass |
GB 5009.17-2021 |
| 2 |
Cadmium |
mg/kg |
Absent(<0.03) |
≤1 |
Pass |
GB 5009.15-2014
|
| 3 |
Staphylococcus aureus |
/25g |
Absent |
Absent |
Pass |
GB4789.10-2016 |
| 4 |
Salmonella |
/25g |
Absent |
Absent |
Pass |
GB4789.4-2016 |
| 5 |
Heavy metal(Calculated in Pb) |
mg/kg |
<10 |
≤10 |
Pass |
GB5009.74-2014 |
| 6 |
Moisture |
% |
<0.1 |
≤1.5 |
Pass |
Method from the customer |
| 7 |
Residue on ignition |
% |
Absent(<0.05) |
≤0.3 |
Pass |
Method from the customer |
| 8 |
Lead(counted as Pb) |
mg/kg |
Absent(<0.05) |
≤1 |
Pass |
GB5009.12-2017 |
| 9 |
Total Arsenic |
mg/kg |
Absent(<0.01) |
≤1 |
Pass |
GB5009.76-2014 |
| 10 |
Aerobic plate count |
CFU/g |
<50 |
≤1000 |
Pass |
Method from the custome |
| 11 |
Escherichia coli |
CFU/g |
<10 |
/ |
/ |
GB 4789.38-2012
|
| 12 |
Moulds and yeasts count |
CFU/g |
<50 |
≤100 |
Pass |
Method from the custome |
| 13 |
Pseudomonas aeruginosa |
/25g |
Absent |
Absent |
Pass |
SN/T 2099-2008 |
3.Application:
Vitamin B2 Riboflavin can accelerate the growth and regeneration of cells.
Vitamin B2 Riboflavin can accelerate the growth of the skin, nails, the hair.
Vitamin B2 Riboflavin helps eliminate the inflammation of the mouth, lips and tongue.
Vitamin B2 Riboflavin can enhance the eyesight and reduce fatigue of the eye.
Vitamin B2 Riboflavin interaction with other materials can help the metabolism of carbohydrates, fat and protein.
4. Package:
Powder: Normal 500g /bottle,or 25KG Drum, or satisfy client's need.(can talk with us online directly)
1) 500g/bottle (500g net weight, packed in an plastic bottle)
2) 25kg/drum (25kg net weight, 28kg gross weight; packed in a cardboard-drum with two plastic-bags inside;
(Drum Size: 510mm high, 360mm diameter)
Storage:Kept in dry, cool, and shaded place with original packaging, avoid moisture, store at room temperature.
How to load container and export ?
25kgs/ Drum ,or 500g/Bottle (20bottles/ carton)
1). Door to Door Service by DHL/FEDEX/EMS/TNT for package under 45kgs, about 3~7 days delivery.
2). Port to Port Service by Sea for package more than 500kgs, about 7~45 days delivery.
5.Why choose us :
Xilong Scientific Co.,ltd is a large comprehensive enterprise, it is engaged in the R & D, production,sales trade for chemical industry. We have been in this line for almost 39 years. Our facilities areworld advanced, like the Germany importedproduction line, Modern aseptic production workshop,fully automatic packing machine, stereos/copic warehouse and advanced lab. Soquality goods, competitive price,prompt delivery, stable supply and good after- sales service can be guaranteed.
Nowadays, our
business scope has been extended to more than 50 types in 6 series,it is water treatment chemical,coating, solvent, detergent chemicals , PVC additives and Food additives). XILONG Chemical materials has been popularly selling worldwidely and the XILONG brand has become a shining business card for our company.
XILONG GROUP offer wide range of Lab Chemicals, Speciality Chemicals, Research & Fine Chemicals for Chemistry and Life Science Industries.
39 years experience
With our good experience, we offer detailed technical support and advice to assist customers.
We communicate closely with customers to establish their quality requirements.
Consistent Quality
Our plant has strict quality control in each manufacturing process. And Our goods passed which quality can be control and guaranteed. Meanwhile all the materials are tested before each shipment in our laboratory to double confirm the quality.
Most competitive pricing
With more than 30 years working experience, we always offer the most competitive pricing to customers to help lower their cost in application.
Shortest delivery time
90% of orders are shipped within 7-10 days after receipt of the prepayment or workable L/C.
Also, our factory have five production lines and one backup production line,can support any urgent orders.
Respond in 24 hours to inquiry, feedback or other requirements
Our experienced staff is dedicated to answer all of your inquires,feedback or other requirements in 24 hours.
We welcome you to contact us for more information and look forward to working with you.
6.Recommend Products:
7.Customer Market:
We are TOP 3 manufacturer in China , and we have more than 38 years export
experience for chemical reagent and raw material. Our product have exported the following main markets:
1. European market : Germany/Spain / Portugal / Serbia
2. Middle East and central Asia: Bangladesh,Qatar, Saudi Arabia, Nepal,Turkey, Ukraine, Uzbekistan,
and pakistan.
3. African: Kenya, Ethiopia,Tanzania,Nigeria, Tunisia and sounth africa ,Congo,Uganda and so on.
4. Southeast Asia: Singapore, Vietnam, Indonesia,Cambodia, Laos,Malaysia.
5. South America: Brazil, Argentina,Chile Peru, Colombia and Mexico.
8. Q & A:
1, Q: Are you a manufacturer or a trading company?
A: We are manufacturer and running 3 factories in China.
2, Q: What documents you provide for every shipment?
A: Usually, Commercial invoice, Packing list, Bill of lading, COA, Certificate of origin,
MSDS are promised. Other documents you need for import,
please feel free to contact us.
3, Q: What is the loading port?
A, Guangzhou port (prior) /Nansha port /
Shenzhen port/ Hong Kong port/Qingdao Port/
4, Q: What is the payment term?
A: T/T , 30% deposit, 70% before shipment.
5, Q: Can you supply samples for testing?
A: Yes, Our samples are free for your testing,
However, you need to afford the delivery fee (DHL/TNT/EMS)
The delivery fee will be deducted from the future bulk order.
6, Q: Do you have any certificate about quality control & management?
A: Yes, we have ISO9001:2008, ISO14001:2004.
7, Q: What're your advantages comparing to other suppliers?
A: We have been in the fields for more than 30 years, our QC system
and Lab system are well-developed,
and will promise you qualified and stable quality chemicals,
As a manufacturer, competitive price is always available for you.
8,Q: How can i get the price for this product?
A: Please give us the exact quantity,packing,destination port and
other necessary information,we will give you quotation according
to your specific requirments.
Audited Supplier 
){kind=link}
){kind=link}