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: 520-27-4 ; molecular formula: C28H32O15; molecular weight: 608.545
● 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 | Results | Method | 
| Anhydrous substance | 90.0-102.0% | 93.4% | HPLC | 
| Hesperidin | ≤4.0% | 3.2% | HPLC | 
| Acetoisovanillone | ≤0.5% | 0.07% | HPLC | 
| Isorhoifin | ≤3.0% | 0.93% | HPLC | 
| Linarin | ≤3.0% | 1.1% | HPLC | 
| Diosmetin | ≤2.0% | 0.46% | HPLC | 
| Unspecified impurities, for each impurity | ≤0.4% | 0.25% | HPLC | 
| Total | ≤8.5% | 6.2% | HPLC | 
| Appearance | Greyish-yellow or light yellow hygroscopic powder. | Light yellow hygroscopic powder. | Visual | 
| Solubility | Practically insoluble in water, soluble in dimethyl sulphoxide, practically insoluble in ethanol (96%). It dissolves in dilute solutions of alkali hydroxides. | Complies | - | 
| Odor & Taste | Characteristic | Complies | Organoleptic | 
| Residual Solvents | Methanol≤3000ppm | Complies | CP2015 | 
| Ethanol≤5000ppm | |||
| Pyridine≤200ppm | |||
| Loss on drying | ≤6.0% | 2.1% | CP2015 | 
| Sulphated ashes | ≤0.2% | 0.1% | CP2015 | 
| Heavy Metals | |||
| Total | ≤10ppm | Complies | CP2015 | 
| Microbiological Control | |||
| Total Plate Count | NMT1000cfu/g | Complies | CP2015 | 
| Yeast & Mold | NMT100cfu/g | Complies | CP2015 | 
| E.Coli | Negative | Complies | CP2015 | 
| Packing and Storage | |||
| 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. | ||
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