Treatment with the antioxidant dl-alpha-tocopherol can prevent cardiomyocyte/capillary mismatch, and to some extent also myocardial fibrosis in rats with renal failure. DL-alpha-tocopherol acetate protects endothelial cell membranes from oxidative damage and disruption and limits the magnitude of haemorrhage and its spread from the subependyma into the ventricles.
DL-alpha-tocopherol protects human skin fibroblasts against the cytotoxic effect of UVB, and its mechanism seems to be related to inhibition of UV-induced lipid peroxidation or to the antioxidation effect of dl-alpha-tocopherol.  DL-alpha-tocopherol, a potent inhibitor of phorbol ester induced shape change of erythro- and megakaryoblastic leukemia cells.
[ Solvent ]
Chloroform, Dichloromethane, Ethyl Acetate, DMSO, Acetone, etc.
1. Any inquiries will be replied within 12 hours. 2. Dedication to quality, supply & service. 3. Strictly on selecting raw materials. 4. OEM/ODM Available. 5. Reasonable & competitive price, fast lead time. 6. Sample is available for your evaluation & Formulation development. 7. Faster delivery:Sample order in stock and 3-7 days for bulk production. 8. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder. 9. After-Sale Service: 1)International Authorized Third-Party Test For The Products You Demand. 2)60 Days Warranty of quality of goods
Xi’an Original herb Bio-tech Inc. is a professional company in producing and marketing plant extracts, natural pigment, plant-derived food additives, raw materials, Cosmetics raw materials and Health products raw materials all over the world.
Original herb's office located in Xi’an, Shaanxi province. There is abundant plant resource in China, in several years, we have did business of over 200 kinds of plant extracts with clients in 20 countries. We own a standard factory with a capacity of 500 tons plant raw material per year, and over 25 reliable suppliers.
Our Advantage: - We have own factory, which can all plant extract with certain concentration follow with customer's order. - We have firm cooperation relationship with over 25 reliable suppliers, which are specialized manufacturer of certain standardized plant extract. - In house lab and contracted third-party lab (CQC lab) assure the quality of the products we dealed. - ISO9001 Quality Certificate is good quality assurance.
We are confidently and proudly responsible for each and every product that we produce and sell. Passion, integrity, and innovation.
1. Is this product natural source or from chemical synthetic?
All the plant/herb extracts products showed on our website are 100% ntural source.The carrier used for partial polysacchrides riched extract powder products is maltodextrin and the adding dosage is in range of 10%~15%. This range is reasonal and totally meet the regualtion of herbal products additive range.
2. How about the extraction solvent used in process of extration? Normally, we use two kinds of extraction process, one is traditional process which only use pure water as extract solvent, the other is common using process with extraction solvent ethanol from concentration 20%-90%. We never use the solvents harm to human.
3. What is your MOQ(minimum order quantity) and if we can get samples before we place orders? The MOQ is based on the product itself. For example, some of them have a very high unit value, the MOQ can be 100mg-500gm.For other products, you can place the order in the name of samples with quantity 1-5kg.Addtional, the price for sample orders will be higher about 10%. Before placing orders, we are happy to offer samples for our clients. Sample testing is very necessary by which can avoid unnecessary loss.
4.How about your payment terms and time we get samples or goods?
Western union and paypal is preferred for small size samples orders. Bank T/T is for common orders. L/C at sight is also available for the non-risk counutries.
The lead time will be 1-3days and then we will delivery our goods to our forwarder.Once we get the airway bill no., we will inform you. Generally, the delivery time by express is 3-7days by express, 5-7days by air.
5.When i received the goods and found there is quality problem, how can i get my legal rights? Firstly, please re-check again the package before signing the goods from deliveryman. If the quality problem caused by product itself, please take photos or give us the testing reports, after we confirm the reasons caused the problems, we will timely arrange change goods for free or return your payment.Generally,our quality control deptment will be responsible for the goods seriously and try our best to avoid the quality problems.
6.Can i get customize service for the specifications your company cannot be offered? Service for every clients is one of our business principles. Our research team will discuss with your developing team the detailed requests, like products apperance, odor, water solubility, etc. Once we make the samples out based on your requests, we will mail you to confirm if it meet your demand. If yes, we can start mass production.