Customization: | Available |
---|---|
CAS No.: | 99-50-3 |
Formula: | C7h6o4 |
Still deciding? Get samples of US$ 16/kg
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
Top Quality Hot Sale High Purity 4-Dihydroxybenzoic Acid Raw Material Protocatechuic Acid Powder
Product name
|
Top Quality Hot Sale High Purity 4-Dihydroxybenzoic Acid Raw Material Protocatechuic Acid Powder |
Grade
|
Food Grade
|
Appearance
|
White Powder
|
Shelf life
|
2 years
|
Package
|
1kg Top Quality Hot Sale High Purity 4-Dihydroxybenzoic Acid Raw Material Protocatechuic Acid Powder/with double plastic container inside/Aluminum foil bag outside.
1kg/Carton, 5kg/Carton, 10kg/Carton, 25kg/Drum, OEM |
Shipment
|
FedEx,DHL,EMS,UPS
|
Delivery time
|
Within 2-3 work days after payment
|
Payment terms
|
TT,Western Union,L/C,D/P,D/A,MoneyGram
|
Product Name
|
Top Quality Hot Sale High Purity 4-Dihydroxybenzoic Acid Raw Material Protocatechuic Acid Powder | |
Analysis | Specification | Results |
Assay | ≥99.0% | 99.37% |
Physical & Chemical Control | ||
Identification | Positive | Complies |
Appearance | White Powder | Complies |
Odor | Characteristic | Complies |
Mesh Size | 80 mesh | Complies |
Loss On Drying | ≤5.0% | 2.27% |
Ethanol | ≤5.0% | 0.150% |
Residue on Ignition | ≤3.0% | 1.05% |
Heavy Metal Testing | ||
Heavy Metals | <20ppm | Complies |
As | <2ppm | Complies |
LEAD(Pb) | < 0.5PPM | 0.22 ppm |
Hg | Not dectect | Complies |
Cd | < 1 PPM | 0.25 ppm |
COPPER | < 1 PPM | 0.32 ppm |
Ac | < 1 PPM | 0.11 ppm |
Microbiological | ||
Total Plate Count | <1000/gMax | Complies |
Staphylococcus Aurenus | Not Detected | Negative |
Pseudomonas | Not Detected | Negative |
Yeast & Mold | <100/gMax | Complies |
Salmonella | Negative | Negative |
E. Coli | Negative | Negative |
Storage
|
Store in 2-8°C, cool & dry place, Keep away from strong light and heat.
|
Plant Extract Products | |||
1 | Piperine | 21 | Puerarin |
2 | Centella Asiatica Extract | 22 | Gypenosides |
3 | Daidzein | 23 | Oleanolic acid |
4 | Rhodiola Extract | 24 | Shikimic Acid |
5 | Lycopene | 25 | Polydatin |
6 | Ginger Extract | 26 | Curcumin |
7 | Soybean Isoflavones | 27 | Luteolin |
8 | Dipotassium Glycyrrhizinate | 28 | Ecdysterone |
9 | Green Tea Extract | 29 | Ginsenoside |
10 | Tribulus Terrestris P.E. | 30 | Solanesol |
11 | Honokiol | 31 | Stevia P.E. |
12 | Quercetin | 32 | Myricetin |
13 | Epimedium Extract | 33 | Genistein |
14 | Podophyllotoxin | 34 | Phosphatidylserine |
15 | Podophyllin | 35 | 5-htp |
16 | Saw Palmetto extract | 36 | Naringin |
17 | Milk Thistle Extract | 37 | Tongkat Ali Extract |
18 | Ursolic acid | 38 | Grape seed extract |
19 | Yohimbine Bark Extract | 39 | Emodin |
20 | Bilberry Extract | 40 | Matcha Powder |
Package:
Shipping: