Advantage:
1) 13 years of rich experience in R&D and production ensure the stability of product parameters;
2) 100% plant extracts ensure safer and healthier;
3) Professional R&D team can provide special solutions and customized services according to customer requirements;
4) Free samples can be provided.
 
		    
			 
		    
			 
		    
			(5) CAS number: 117-39-5; molecular formula: C15H10O7; molecular weight: 302.236
● Made in China, using own planted raw material to make premium products
● Fast lead times
● 9 – step quality control process
● Highly experienced operations and quality assurance staff
● Stringent in-house testing standards
● Warehouse both in USA and China, fast response
 
		    
			 
		    
			 
		    
			 
		    
			| Analysis | Specification | Method | 
| Assay(Quercetin) | ≥95.0% | HPLC | 
| Appearance | Yellow Powder | Visual | 
| Odor | Characteristic | Organoleptic | 
| Taste | Characteristic | Organoleptic | 
| Sieve Size | 90% pass 80mesh | Complies | 
| Loss on drying | ≤12.0% | CP2015 | 
| Sulphated ashes | ≤0.50% | CP2015 | 
| Heavy Metals | ||
| Total | ≤20ppm | CP2015 | 
| Microbiological Control | ||
| Total Plate Count | NMT1000cfu/g | CP2015 | 
| Yeast & Mold | NMT100cfu/g | CP2015 | 
| E.Coli | Negative | CP2015 | 
Packing: 25kgs/drum. Packing in paper-drums and two plastic-bags inside.
Storage:Store in a well-closed container away from moisture, sun light, or heat.
Shelf Life:2 years.
 
		    
			 
		    
			 
		    
			 
		    
			Quality First, Safety Guaranteed