Customization: | Available |
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CAS No.: | CAS No. 1401-55-4 |
Formula: | C76h52o46 |
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Tannic acid is a natural and non-toxic phenolic compound. It is commonly found in plant roots, stems, leaves, flowers, and fruits.As a food-grade ingredient, tannin acid is recognized for its stability and high effective substance content.
Tannic acid is in a class of chemicals called tannins, which are found in many plants. Tannic acid refers to tannins that can dissolving in water, as opposed to the other type, or condensed tannins. According to the cornell university department of animal science, tannins are a group of compounds known as plant polyphenols, which cause proteins to bind and form complexes. Tannins are found in many of the foods you eat, including fruits, teas, wine, and edible grains.
Int | 218 °C (lit.) |
Boiling point | 862.78°C (rough estimate) |
Density | 1.2965 (rough estimate) |
FEMA | 3042 | TANNIC ACID (QUERCUS SPP.) |
Refractive index | 1.7040 (estimate) |
Fp | 198°C |
Storage temp. | Storage temperature: no restrictions. |
Solubility | ethanol: soluble100mg/mL, yellow to brown |
Form | Powder/Solid |
Color | Yellow to light brown |
PH | 3.5 (100g/l, H2O, 20°C) |
Water Solubility | 250 g/L (20 ºC) |
Our CertificateCompany Profile
Tianjin Jiaruitang Technology Development Co., Ltd. stands as a hallmark of professional excellence in the export industry. We proudly present a versatile array of top-tier products, including chemical marvels, cutting-edge medical devices, essential masks, precision-engineered machinery, superior chemical raw materials, and innovative pharmaceutical intermediates. Each product is crafted with precision to meet and exceed international quality standards.
In our quest to broaden our international clientele, we are unwavering in our dedication to delivering unmatched product quality at the most attractive prices. Guided by our core philosophy of 'service and sincere exchange for your trust and support, mutual benefit, and win-win,' we eagerly seek to cultivate long-lasting collaborations with partners around the globe.
To meticulously address the unique requirements of importers and intermediaries, we excel in providing comprehensive 'door-to-door' service excellence, ensuring a seamless and satisfying customer journey at every stage.
Our powerful and efficient export service system empowers us to offer our esteemed customers the best export pathways, combined with the most competitive pricing structure, guaranteeing both efficiency and cost-effectiveness.
Our dedicated team comprises highly skilled professionals with a wealth of operational expertise, all committed to delivering excellence and surpassing expectations in service delivery.
Our Advantage
Exceptional Goods Quality
Q1: Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Paypal.
Q3: 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.
Q4:What's your MOQ?
A:Our MOQ is 1kg. But usually we accept less quantity, such as 100g on the condition that sample charge is 100% paid.
Q5: How about delivery lead time?
A:Delivery lead time: About 3-5 days after payment confirmation. (Chinese holiday not included)