Basic Info.
Model NO.
75%, 80%, 95%, 99%
Usage
Industrial, Coating Auxiliary, Chinese Medicine, Water Treatment Chemicals, Feed Additives
Processing Method
Drip Method
RAM Material
100% Gallnut Extract
Quality
Comply with GB, USP, Ep, Bp
Feed
Cattle, Pig, Chicken
Transport Package
25kg Bag or Drum
Specification
Industry /Feed grade
Product Description
Product Description
Product Name: Tannic acid
Introduction: Tannic acid is 100% natural high-molecular gallotannin extracted and purified from gallnuts. This high purity grade is specially developed for the stabilization of beer. It is practically insolu- BLE in beer and is well know as drink ability enhancer for a more refreshing taste. It also is completely biodegradable and harmless at normal use(no dust hazard, waste problem, etc. )
Index | Spec | Resulte |
Appearance | Light yellow powder | Conformed |
Purity (dry material -HPLC) | >97% | Conformed |
Gallic aicd (HPLC) | <0.4% | Conformed |
Loss on drying | <10% | Conformed |
Solubility in H2O | Clear | Conformed |
Heavy metals (FCC IV) | <15ppm | Conformed |
Color Gardner (1:10 Alcohol) | 4-6EBC | Conformed |
PH(1% solution) | 4-5 | Conformed |
Gum | Negative | Conformed |
Dextrin | Negative | Conformed |
Function
Function: Tannic acid, a very specific gallotannin, only reacts with the acid proteins containing SH-groups by absor-ption and precipitation. Tannic acid is also a metal chelating agent. It remov-es (or partially removes) iron, copper, aluminum, etc.
1. Used as a food antioxidant.
2. Used as a viscosity reducer and filter loss reducer for water-based drilling fluids.
3. Used for leather tanning.
4. Used for skincare products, it can provide sun protection and brighten the skin.
5. Clinically used to treat local bleeding, it can be used for toothpaste to protect teeth and prevent gum bleeding.
6. Used as a clarifying agent for low alcohol and fruit wines.
7. Used for chromium free passivation of galvanized coatings.
Packaging & Shipping
Our Advantages
We are an ISO 9001 approved manufacture and supplier of chemicals from 2002! Kieserite, MgSO4, MnSO4 and ZnSO4 annual output is above 30000 tons of each. Now around 115 companies have created long term cooperation with us because of our strictly quality control and competitive price. Please contact us no hesitation to get the latest price and CoA. Looking forward to be your reliable partner for long time!
- Specializing in chemicals from 2002!
- Consistent Superior Quality and Reliability.
- OEM various packings according to customers design.
- Created long term cooperation with 115 customers overseas.
- Exporting over 50, 000 tons of Chemical products annually.
Factory photos
Loading photos
Exhibition photos
FAQ
1. How long can I get your reply?
A: Within 4-8 hours.
2. May I get some samples?
A: Free sample can be sent on your request but express charges are on your account.
3. Is this price on the page correct?
A: The listed price is only for reference, for latest price, please contact us directly.
4. What is your delivery time?
A: 7-10 working days normally and it depneds on your quantity and our stock.
5. What is your payment term?
A: L/C and T/T are both ok.
Address:
804 Unit 2, Bldg. 6, No. 299 East Renmin Road, Changsha, Hunan, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Agriculture & Food, Chemicals, Security & Protection
Management System Certification:
ISO 9001
Company Introduction:
Changsha Green Mountain Chemical Co., Ltd is an ISO 9001: 2008 certified chemicals manufacture from 2002! Till now, our Ferrous Sulphate, Magnesium Sulphate, Manganese Sulphate and Zinc Sulphate annual output is above 30000 tons for each product. Organic fertilizers were developed from 2008, which mainly included Amino Acid, Humates, Fulvic Acid and EDDHA serious. OEM packing in English, Arabic, Spanish, Russian and others has been done regularly. Today we have created long term cooperation with 115 companies located in 30 different countries and areas, some of them cooperated with us more than 15 years already. All raw materials and finished products have got strictly quality control before production and delivery. When customer required, we regularly offer SGS, BV, Intertek or other third party quality and loading inspection well. Please contact us no hesitation when you need price update or product tehnique information, we will be glade to offer you all useful information and looking forward to be your reliable partner from now!