| ITEM | STANDARD | 
| APPEARANCE | Yellowish crystalline powder | 
| PURITY(%) | >= 96.0 TEST METHOD UV | 
| MENADIONE (%) | >= 43.0 TEST METHOD UV | 
| Nicotinamide (%) | >=31.0 TEST METHOD UV | 
| WATER (%) | =< 1.5 TEST METHOD Karl Fisher | 
| Heavy metals(Pb) (%) | =<0.002 | 
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					   Specificaiton
					
					   
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			            ITEM STANDARD APPEARANCE Yellowish crystalline powder PURITY(%) >= 96.0 TEST METHOD UV MENADIONE (%) >= 43.0 TEST METHOD UV Nicotinamide (%) >=31.0 TEST METHOD UV WATER (%) =< 1.5 TEST METHOD Karl Fisher Heavy metals(Pb) (%) =<0.002 


