of Chinese Stone Machinery
(5) CAS number: 65666-07-1 ; molecular formula: C25H22O10; molecular weight: 482.436
● 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 |
Assay(Silybin & iso silybin) |
≥10.0% |
12.5% |
HPLC |
≥80.0% |
80.2% |
UV |
|
Appearance |
light yellow powder |
Complies |
Visual |
Ldentification |
Positive Reaction |
Positive Reaction |
- |
Clarity and Color of Solution |
1% methanol solution to be clarified |
Complies |
- |
Solubility |
Easy soluble in acetone & etl acetate,in methanol and ethanol,practically insoluble in water |
Complies |
- |
Odor |
No characteristic odour |
Complies |
Organoleptic |
Taste |
Characteristic |
Complies |
Organoleptic |
Sieve Size |
90% pass 80 mesh |
Complies |
Complies |
Loss on drying |
≤5.0% |
3.1% |
CP2015 |
Sulphated ashes |
≤0.6% |
0.5% |
CP2015 |
Bulk Density |
0.4-0.6g/ml |
0.5g/ml |
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. |
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Storage |
Store in a well-closed container away from moisture, sun light, or heat. |
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Shelf Life |
2 years. |
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.
According to your actual needs, choose the most reasonable overall design and planning procedures