1. What content specification you can supply?
We can supply 10%,20%, 5:1, 10:1, or customized.
2. What is the test method of Burdock Extract?
The test method is HPLC or TLC.
3. What is the particle size of Burdock Extract?
Particle size: 100% pass through 80 mesh sieve.
4. What is the extract solvents of Burdock Extract?
Water and ethanol.
5. How you control the pesticide residue?
We control it from choosing raw materials to keep the pesticide residue in the lowest level.
6. What is the content of Heavy metals and Arsenic?
Heavy metals (as Pb): <10ppm
Arsenic (as AS2O3): <2ppm
7. What is your storage condition for Burdock Extract?
It should be stored in cool and dry place.
8. What is the shelf time of the Burdock Extract?
2 years when properly stored.
9. What is the Payment?
The payments are T/T, West Union, Paypal.
10. What is the Method of delivery?
By Air, By Sea, By express which are UPS, DHL, TNT and EMS.