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Oak tannin extract, vegetable tanning agent for leather tanning
Product Details:
Payment & Shipping Terms:
| Minimum Order Quantity: | 25kg |
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| Price: | 60~70USD |
| Packaging Details: | 25kg/barrel |
| Delivery Time: | 7-10days |
| Payment Terms: | L/C,T/T,Western Union,MoneyGram |
| Supply Ability: | 1000T |
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Detail Information |
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| Material: | Oak Tannin Extract | ||
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Product Description
quality indicators:
| index | unit | Cold melt | Hot melt |
| Tannin | ％ | ≧67 | ≧71 |
| Non-tannin | ％ | ≦30 | ≦26 |
| Insoluble matter | ％ | ≦2.5 | ≦3.5 |
| Water content | ％ | ≦12 | ≦12 |
**Key Component:** Hydrolyzable Tannins, which are polyphenolic compounds known for their ability to bind with proteins and other materials, providing a range of industrial applications.
**Applications:**
1. **Leather Industry:** Used in the tanning process to convert raw hides and skins into leather.
2. **Textile Industry:** Employed as a natural dye fixative and mordant, improving the colorfastness of textiles and providing a sustainable alternative to synthetic chemicals.
3. **Wood Preservation:** Utilized to protect wood from decay and insect damage by forming a protective layer that prevents the penetration of moisture and harmful organisms.
4. **Pharmaceuticals:** The extract's antimicrobial properties make it suitable for developing pharmaceuticals to treat intestinal infections and other medical conditions.
5. **Livestock Nutrition:** As a natural additive in ruminant diets, it can improve growth performance, nutrient efficiency, and positively affect rumen fermentation.
**Environmental Benefits:**
- **Green Extraction Technologies:** Modern, environmentally friendly extraction methods such as ultrasound-assisted extraction and supercritical CO2 extraction are used to minimize the environmental impact.
**Quality and Purity:**
- **Standardized Extract:** The extract is standardized to contain a specific percentage of active tanning substances, ensuring consistency and reliability in industrial applications.
- **Quality Control:** Rigorous quality control measures are in place to ensure the purity and potency of the extract, meeting international standards for natural products.
**Packaging and Storage:**
- **Packaging:** Available in bulk or in smaller quantities, depending on the customer's needs, and packaged in airtight containers to maintain freshness and potency.
- **Storage:** Store in a cool, dry place away from direct sunlight to preserve the integrity of the extract.