Katra Nano Zinc 12%
                Free
                            
                                            
                    Add To Cart
                        
                                | Boron (as B) percent by weight, minimum | 10.0 | 
| PH | 8.5 ±1 | 
| Specific gravity | 1.3-1.4 | 
| Lead (as pb) percent by weight, maximum | 0.003 | 
| Arsenic (as As) percent by weight | 0.01 | 
| Calcium (as As) percent by weight | 0.0025 |