| Product Name |
Tannic acid |
| CAS |
1401-55-4 |
| molecular formula |
C76H52O46 |
molecular weight
|
1701.2 |
melting point
|
218 °C (lit.) |
| form |
powder |
Chemical property
A yellowish amorphous powder or a loose glossy scaly or spongy solid that darkens when exposed to air. Odorless and strongly astringent. Soluble in water, ethanol, almost insoluble in benzene.
Product use
Clarifying agent, astringent enhancer, deodorant, aroma enhancer; Tannic acid can be used for tanning leather, ink manufacturing, paper and silk gluing, boiler descaling, etc., can also be used as mordant, beer and wine clarifying agent, rubber coagulant and so on. Can be used in printing and dyeing, metallurgy, medicine and other industries, tannic acid itself is very low toxicity. Precipitation and gravimetric determination of beryllium, indium, niobium, tantalum and zirconium. Determinations of copper, iron, vanadium and cobalt. Protein and alkaloid precipitator. External indicator for titrating lead with ammonium molybdate. Dye mordant.
Hebei Xinjiu was founded in 2018 and it is located in Xiangdu zone Xingtai City, Hebei Province.Our company aims to be a leading materials science company with innovation, customer orientation, inclusiveness and sustainability, committed to the sustainable development of society through our expertise in materials science and deep collaboration with our customers.
Our company produces food additive , cosmetics raw materials, solvents and other daily chemical raw materials, to provide customers with a wide range of technology based on differentiated products and right solutions.Our goal is to be a leading position on chemical industry.With vigorous and progressive spirit and strong competitive strength, our company will strive to provide customers with high quality industrial products and excellent service, in order to achieve the lofty goal.
We has our own R&D team with 6 different senior titles with different responsibilities. It has established a close cooperative relationship with domestic R&D institutions, conducting research and development cooperation in the fields of cosmetic raw materials, pharmaceutical intermediates and plant extract, continuously develops and exploits new products that satisfy and exceed customer requirements.
We are the team which has been engaged in the import and export of pharmaceutical and chemical raw materials and intermediates for years. With all whole team members' effort, we have set up several partners with quality inspection departments, customer service offices and shipping agents in different continents and countries, including North Central America, USA, South America, Europe, Asia, Australia, and so on, so that we can guarantee the highest quality and timely delivery of our services and goods to our global customers.
Our company adheres to four core values of customer first, team building, innovation and responsibility.If you are interested in our products, please contact us by emails or calls.We will get back to you in time.
Look forward to our cooperation.
1. Do you accept sample orders?
We accept sample orders. We will make samples before mass production, and we will start mass production after the samples are passed. 100% inspection during production, random inspection before packaging.
2.What are your payment terms ?
We usually accept T/T, Western Union, USDT.
3. What is your minimum order quantity?
Our minimum order quantity is 1 kg. But usually we accept a smaller quantity, such as 100g, on condition that 100% of the sample fee is paid.
4. Do you provide product reports?
Yes. We will give you the product analysis report before shipment.
5.When will it be delivered?
We will arrange the delivery of the order after confirming the receipt.
Fournisseur Audité 
