Meta Description: Premium wild-sourced Cotinus coggygria extract with 98% fisetin (HPLC area normalization). Heavy metals, pesticides, and microbiological limits meet strict EU/US standards. Lab-tested, competitively priced. Request a free sample today.
Botanical Source: Wild-harvested Cotinus coggygria
Active Compound: 98% Fisetin (HPLC, area normalization method)
Appearance: Fine yellow-brown powder
Applications: Nutraceuticals, cosmetics, anti-aging formulations, and dietary supplements.
✅ High Purity: 98% fisetin content (HPLC-verified, area normalization).
✅ Wild-Sourced: Sustainably wild-harvested for superior bioactive potency.
✅ Strict Compliance: Heavy metals (Pb, Cd, As, Hg), pesticides (EU 396/2005), and microbial limits (TPC, yeasts/molds, pathogens) meet EU/US/JP standards.
✅ Third-Party Testing: Full COA available. Clients may test samples independently.
✅ Competitive Pricing: Direct manufacturer – lower costs than intermediaries.
✅ Proven Quality: Consistently positive feedback from global buyers.
Method: HPLC (Area Normalization)
Fisetin Content: ≥98%
Residual Solvents: Complies with ICH Q3C
Microbial Limits: Total Plate Count <1,000 CFU/g, absent E. coli, Salmonella, Staphylococcus.
Heavy Metals: Pb <2ppm, As <2ppm, Cd <1ppm, Hg <0.1ppm.
Manufacturer-Direct: No middlemen = better pricing & quality control.
Transparency: Batch-specific COAs, MSDS, and stability data provided.
Customization: Available upon request (e.g., particle size, packaging).
Fast Sampling: Samples for qualification testing.
Call to Action:
Contact us today for pricing, COAs, or a free sample.
|
ITEM |
SPECIFICATION |
RESULT |
TEST METHOD |
|
Physical Description |
|||
|
Appearance |
Yellow Powder |
Conforms |
Visual |
|
Odor |
Unique smell of Cotinus Coggygria |
Conforms |
Organoleptic |
|
Taste |
Unique taste of Cotinus Coggygria |
Conforms |
Olfactory |
|
Particle Size |
95%Through 80 Mesh |
Conforms |
CP2020 |
|
Chemical Tests |
|||
|
Fisetin |
≥85.0% |
85.67% |
HPLC (External standard method) |
|
≥98.0% |
98.33% |
HPLC (Area normalization method) |
|
|
Moisture |
≤5.0% |
0.60% |
CP2020 (105oC, 4 h) |
|
Ash |
≤5.0 % |
0.22% |
CP2020 |
|
Total Heavy Metals |
<10 ppm |
Conforms |
CP2020 |
|
Lead(Pb) |
≤2ppm |
Conforms |
CP2020 |
|
Arsenic(As) |
≤2ppm |
Conforms |
CP2020 |
|
Cadmium(Cd) |
≤1ppm |
Conforms |
CP2020 |
|
Mercury(Hg) |
≤0. 1ppm |
Conforms |
CP2020 |
|
Pesticide |
Not Detected |
Not Detected |
LC-MS/MS |
|
Microbiology Control |
|||
|
Aerobic Bacterial Count |
≤1,000 CFU/g |
Conforms |
GB4789.2 |
|
Yeast |
≤100 CFU/g |
Conforms |
GB4789.15 |
|
Mold |
≤100 CFU/g |
Conforms |
GB4789.15 |
|
Escherichia Coli |
<3.0MPN/g |
Conforms |
GB4789.38 |
|
Salmonella |
Not Detected |
Conforms |
GB4789.4 |
|
Staphlococcus Aureus |
Not Detected |
Conforms |
GB4789.10 |
|
Conclusion |
Conforms to Specification |
||
