We are seeking activated carbon for recycling waste batteries applications.  

Key requirements:  
- Type: Coconut shell or nut shell based activated carbon  
- Annual quantity: 200-500 tons  
- Granularity: 8-30 mesh (95% minimum)  
- Chemical specifications:  
 ? Arsenic & Lead: ≤10 ppm  
 ? Potassium: ≤13,000 mg/kg  
 ? Silicon: ≤700 mg/kg  
 ? Calcium: ≤500 mg/kg  
 ? Magnesium: ≤500 mg/kg  
 ? Nickel: ≤3 mg/kg  
 ? Iodine adsorption: ≥1000 mg/g  
 ? Moisture: ≤10%  
 ? Ash content: ≤9%  

Please provide:  
1. Product technical specifications sheet  
2. Certificate of Analysis (COA)  
3. Commercial offer with pricing terms  

Note: This inquiry is for bidding preparation purposes.