| Item | Specification | 
|---|---|
| 
							 Description  | 
						
							 Yellow powder  | 
					
| 
							 Odor&Taste  | 
						
							 Characteristic  | 
					
| 
							 Identification  | 
						
							 HPLC retention time correspond to WRS  | 
					
| 
							 Purity  | 
						
							 Not less than 97.0%  | 
					
| 
							 Residue on ignition  | 
						
							 Not more than 1.0%  | 
					
| 
							 Water Content  | 
						
							 Not more than 1.0%  | 
					
| 
							 Residual solvents  | 
						
							 Under USP<467> limits  | 
					
| 
							 Residual pesticides  | 
						
							 Under USP<565> limits  | 
					
| 
							 Heavy metals  | 
						
							 
								[1] Total: Not more than 10.0 mg/kg  | 
					
| 
							 Total plate count  | 
						
							 Not more than 3,000 cfu/g  | 
					
| 
							 Yeast & molds  | 
						
							 Not more than 300 cfu/g  | 
					
| 
							 E. coli  | 
						
							 Negative  | 
					
| 
							 Salmonella  | 
						
							 Negative  | 
					
| 
							 S.Aureus  | 
						
							 Negative  |