Product Description                                                  

<sub>Product name: Nicotinamide adenine dinucleotide NAD+ / NADH/NADP+ / NADH 
MF: C21H26N7Na2O17P3
MW: 787.37
EINECS: 246-129-8

Nicotinamide adenine dinucleotide ( NAD ) is a coenzyme found in all living cells. The compound is a dinucleotide, because it consists of twonucleotides joined through theirphosphate groups. One nucleotide contains an adenine base and the other nicotinamide. Nicotinamide adenine dinucleotide exists in two forms: an oxidized and reduced form abbreviated as NAD+ and NADH respectively.</sub>

                                                Function                                                               

_{Nicotinamide Adenine Dinucleotide is a watersoluble vitamin, The product is white crystalline powder, odorless or nearly odorless, bitter in taste, freely soluble in water or ethanol, dissolvable in glycerin.}  

_{Nicotinamide Adenine Dinucleotide is easy to absorb oral, and can be widely distributed in the body, the excess metabolites or prototype quickly expel from urine.  Nicotinamide is part of coenzyme I and coenzyme II, plays the role of hydrogen delivery in biological oxidation respiratory chain, can promote biological oxidation  processes and tissue metabolism, maintain normal tissue (especially the skin, digestive tract and nervous system) integrity has an important role.} 

_{In addition, Nicotinamide Adenine Dinucleotide has prevention and treatment of heart block, sin}

_{us node function and anti-fast experimental arrhythmias, nicotinamide can significantly improve the heart rate and atriove}

_{ntricular block caused by verapamil.} 


 

_{Xi'an Tian guangyuan Biotech Co.,Ltd.}

_{Tel: 86-29-86333380}

_{Fax: 86-29-86333380}

_{Web:tgybio.en.made-in-china.com}

 
 

                                            Packing and shipping                                            

                                            Our Service                                                             

<sub>We have more than 500 vendors, we could save your effort to serve customers with supplying all your needs!

1. We has 10 years' exporting experience in active pharmaceutical ingredient products.
Our professionaland thoughtful after-sales service eliminates your worries.

2.We can provide you with ten thousands of products of different levels.

3. We offer convenient one-station purchasing service.

1> Any inquiries will be replied within 12 hours.
2> Dedication to quality, supply & service.
3> Strictly on selecting raw materials.
4> Reasonable & competitive price, fast lead time.</sub>
 

                                       Company Information                                                 

<sub>XI'AN Tian Guangyuan Biotech Co.,Ltd.was founded in May 2003, is a professional animal and plant extracts modern and advanced enterprise object, chemical intermediates and active ingredients of natural active throughout the country, plant extracts industry, research and development, production, marketing and other areas have a strong strength.

The company is headquartered in the outskirts of Xi'an, under research and development center as well as analysis and testing center, comprehensive strength in the national forefront of the industry.
Companies rely on the wisdom and innovation of advanced technology, scientific management and all the staff and a good team spirit, will enable the company to develop a domestic industry with sik-class product quality and international competitiveness of enterprises.
Thank you for your interest in our products.</sub>

                                                       FAQ                                                               

_{1. Can I buy a sample for evaluation?} 

_{Yes, a small percentage of items are available for single-unit sample purchases online. To make it easier for our customers to locate these items, a separate section in our store will be created soon. For now, if an item offers samples, Click on the link to order the sample.}

_{2. How to make payment?} 

_{We accept payment by telegraphic transfer (T/T) and Western Union .}

_{3. How much does shipping cost?} 

_{Shipping costs vary according to the shipping method and your ship-to country. For your easy reference, the estimated shipping cost you see in your shopping cart is based on courier shipping to the United States. The system will indicate the actual shipping cost based on your selected shipping method 
and ship-to country when you checkout and before you commit to the purchase. Generally, shipping to the UK and other Western European countries is slightly more expensive than to the USA. And shipping to  Asia is slightly less expensive than 
to the USA.}

_{4. Does the shipping cost cover local taxes, import duties, and other import-related costs?} 

_{The shipping cost does not cover any local taxes, import duties, customs clearance, or any other import-related costs levied by your government. The buyer is responsible for these import-related costs. Please check with your local customs office for more information.}

_{5. What shipping options do I have?} 

_{In our continued effort to offer value and flexibility to our customers, we will be offering four different options to deliver your order.}

_{1-200kg Carrier express(DHL/UPS/Fedex/EMS)} 

_{300kg-500kg by air}

_{6. How long is lead time?} 

_{We deliver goods within 3 days for small order, 7-10 days for bulk order.}