Vitamin B7, more commonly known as biotin, is a water-soluble nutrient that is part of the B vitamin family. B vitamins help support adrenal function, help calm and maintain a healthy nervous system, and are necessary for key metabolic processes. Biotin is essential for the metabolism of carbohydrate and fat
D-Biotin Function:
1)Biotin(Vitamin H ) is the essential Nutrients of the retina,the Biotin deficiency could cause the Dry eyes, keratization, inflammation, even blindness.
2) Biotin(Vitamin H) can improve the body's immune response and resistance.
3) Biotin(Vitamin H) deficiency will cause reproductive functions recession, bad bone growth and the obstruction of embryo and early childhood growth.
D-Biotin Specification:
Product Name: |
biotin powder vitamin H 99% |
Appearance: |
White or off-white crystalline powder |
Specification: |
99%, 2%, 1% |
CAS # |
58-85-5 |
Identification(IR) |
Consistent with the Reference IR Spectra |
Appearance of solution |
Clear and colorless |
Specific Rotation(On the dried basis) |
+89°~+93° |
Active Ingredient |
vitamin H |
Max single impurity |
≤0.1% |
Molecular Formula |
C10H16N2O3S |
Molecular Weight |
244.31 |
Moisture: |
<5% |
Odor & Taste: |
Characteristic |
Shelf Life: |
24 Months under the conditions above and in its original packaging. |
Analytical Quality |
|
Sieve |
NLT 100% Through 80 mesh |
Loss on Drying |
≤5.0% |
Ash |
≤5.0% |
Bulk Density |
0.30~0.70g/ml |
Total Heavy Metals |
≤10ppm |
Arsenic(As) |
≤2ppm |
Lead(Pb) |
≤2ppm |
Mercury(Hg) |
≤0.1ppm |
Cadmium(Cd) |
≤1ppm |
Microbiological Tests |
|
Total Plate Count |
≤1000cfu/g |
Yeast & Mold |
≤300cfu/g or ≤100cfu/g |
E.Coli |
Negative |
Salmonella |
Negative |
Staphylococcus |
Negative |
Conclusion |
Conform with specification |
Wuhan Quanjinci New Material Co., LTD. is located in Wuhan, Hubei Province, China. We mainly produce ketones, alcohols, organic acids, caine and other fine chemicals and organic chemical raw materials. Products are exported to North America, Europe, Australia, Middle East and other regions. At the same time, we can also provide customers with product customization services.
Our factory covers an area of approximately 3,800 square meters. The first-class R&D team, professional production team, and strict quality inspection department make us a leader in the domestic chemical industry.
Our factory has been developing vigorously, and the production capacity has been rising constantly, which can meet the demands of customers more and faster. Even for large orders, we can complete production in 2-3 weeks. We have professional sales staff, experienced logistics team and patient and meticulous after-sales service to help you solve problems in the order process.
Choosing us, you will have a reliable partner, high-quality products, fast and safe transportation, and worry-free after-sales experience. Sincerely hope that we can establish long-term cooperative relations with our customers and achieve a win-win situation.
1. Quality
Our products meet msds safe standard and we have iso and other certificate so yan can get high quality products from our company.
2. Price
We are the company which is the joint of trade and industry so we cao provide the competitive price and high quality product.
3. Packing
We can do according to the customers' request.
4. Transport
EMS, DHL, TNT, UPS ,FEDEX, by air, by sea
DHL express, FEDEX and EMS for quantity less than 50kg, usually called as ddu service;
sea shipping for quantity over 500kg; and air shipping is available for 50kg above;
for high value products, please select air shipping and DHL express for safe;
5. Service
we offer specialized logistic service including export declaration,customs clearance and every detail during shipment,this makes us able to offer you one-stop service from the order to the products transported to your hand.
Q1: Can you supply samples?
Yes, we can provide some free sample, but the shipping cost should be on the customers' account. You can either pay the shipping cost or arrange a courier to collect the samples.
Q2:What's the MOQ?
Differentiate according to the product value,1 gram or 50 kilograms and 100 kilograms.
Q3. How can I release the payment to you ?
We can receive your payment by T/T, ESCROW or Western union which is recommended, and we can also receive by L/C at sight.
Q4:How about delivery leadtime ?
About 3-5 working days after receipt of your payment.
Q5:Is there a discount?
Yes, for large quantity, we always support with better price
Q6: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.
Q7:How to confirm the Product Quality before placing orders?
A: You can get free samples for some products, you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests, we will manufacture the products according to your requests.