Tannic acid, also known as tannic acid, is an organic compound with the formula C76H52O46. It is a yellow or brownish-yellow powder whose aqueous solution becomes bluish-black when met with a solution of iron salts. Sodium sulfite is added to delay the discoloration. Tannic acid coagulates proteins.
| Product Name |
tannic acid |
| Purity |
81%min; 90%min; 93-98%min |
| Product Grade |
Industrial Grade; Food Grade; Pharmaceutical Grade |
| Appearance |
Light yellow to light brown powder |
| Source |
Galla Chinensis |
1. used as a food antioxidant.
2. Used as viscosity reducer and fluid loss reducer for water-based drilling fluid.
3. Used for leather tanning.
4. For skin care products, it can protect the sun and lighten the skin.
5. clinical for the treatment of local bleeding, can be used for toothpaste teeth and prevent gum bleeding.
6. used as a clarifying agent for low alcohol wine and fruit wine.
7. For chromium-free passivation of galvanized layer.
Powder Products
1~25KG: Aluminium foil bags + Carton
≥25KG: Aluminium foil bags + Fibreboard drum
Liquid Products
Plastic bottle, Plastic drum or Iron drum
Payment:
T/T, PayPal, Western Union, RMB and etc.
Delivery:
By sea, air, train, DHL/Fedex/UPS/TNT, EMS and etc.
Xi'an Jianyuan Chemical Co., Ltd. is specializing in Raw Materials of Chemical, Pharmaceutical and Food industries over than 10 years in China. Our business covers more than 100 countries in America, Europe, Middle East and other areas.
We can offer raw materials with great quality, competitive price, complete certifications, and related usage guidance. We integrated the best factory resources in China, and established long-term cooperative relationships.
We can guarantee the goods can be delivered to customers smoothly and fastly. We established good cooperation with SF Express, ZTO Freight, DHL, FedEx, Maersk, MSC and other domestic and international logistics companies.
Whether pre-sale, in-sale, or after-sale, we can provide our customers with the information and support they need most. We're responsible to the business of our customers.
Our tenet is to achieve our customers, support customers to grow and strengthen their business.
Looking forward to cooperating with the customers from all over the world!
Q1. Can I have a sample order for your product?
A: Yes, we welcome sample order to test and check quality.
Q2. What about the lead time?
A: Usually need 3-5 days, mass production time usually needs 1-2 weeks. The exact lead time need to be confirmed according to exact product and quantity.
Q3. How do you ship the goods?
A: For small quantity, we can ship by DHL, UPS, FedEx or TNT to make it fastest to arrive. For big quantity, we can ship by air, sea, train according to exact situation. We also support DDP shipping.
Q4. How to proceed an order?
A: 1.let us know your requirements or application.
2.We quote according to your requirements or our suggestions, and confirm the details with you.
3. We will send you proforma invoice with payment information to help you to process payment.
4. We will arrange the product for you.
5. And we will also offer good service during the shipping and after you receive products.
6. We can offer the usage guidance as well.
Q5: How to deal with the faulty?
A: Firstly, we have strict quality control system and will take care of the quality for you.
Secondly, we will help you to solve the problems in case there's a problem.
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