| Product No. | Product name | specifications | 
| 1.01873.010 | Potassium hydrogen tartrate | AR500g | 
| 1.01873.030 | Potassium hydrogen tartrate | AR25kg | 
| Item | AR | CP | 
| Assay(KHC4H4O6) | ≥99.5% | ≥99.0% | 
| Clarity of solution | Pass3 | Pass5 | 
| Insoluble matter in hydrochloric acid | ≤0.005% | ≤0.01% | 
| Chloride(Cl) | ≤0.001% | ≤0.003% | 
| Sulfate(SO4) | ≤0.005% | ≤0.01% | 
| Ammonium salt(NH4) | ≤0.005% | ≤0.01% | 
| Phosphate(PO4) | ≤0.002% | - | 
| Sodium(Na) | ≤0.02% | - | 
| Iron(Fe) | ≤0.001% | ≤0.005% | 
| Heavy metals(as Pb) | ≤0.001% | ≤0.005% | 




光華科技微信公眾號