| Customization: | Available |
|---|---|
| Certification: | ISO, FDA |
| Assay Method: | HPLC, UV |
|
Still deciding? Get samples of $ !
Request Sample
|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
Prodcut name: Protocatechuic acid,3,4-Dihydroxybenzoic acid
Specification: 98% Protocatechuic acid
Appearance: White powder
Mesh size: 80 Mesh
Test Method: HPLC
Protocatechuic acid is a polyphenol antioxidant.
1.It is mainly used in health product industry.
2.Medicine and health products and food additives.
| Analysis | Specification | Results |
| Assay | ≥98.0% | 98.43% |
| 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% |
| Methanol | ≤5.0% | 0.024% |
| 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 |
| MERCURY(Hg) | Not dectect | Complies |
| CADMIUM | < 1 PPM | 0.25 ppm |
| COPPER | < 1 PPM | 0.32 ppm |
| ARSENIC | < 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 |
Delivery:Sea/Air Shipping & International Express
Shipping Time:15 working days after payment
Package: 1-5kg/Aluminum foil bag, size: 22cm (Width)*32cm (Length)
15-25kg/Drum, size: 35cm (Diameter)*51cm (Height)
Storage: Kept away from strong light and heat.
Shelf Life: 24 months
FAQ:
Excited to share that we offer 5g-20g free samples for lab testing, complete with the original COA. For any queries, feel free to reach out.
We welcome payment via T/T (bank transfer) and L/C for larger transactions. For smaller payments, PayPal and Western Union are accepted.
Courier Shipping: MOQ is 1kg per shipment.
Air Shipping: MOQ is 50kg per shipment.
Sea Shipping: MOQ is 100kg per shipment..
Indeed, we cater to both individuals and companies for purchasing plant extracts.
Our expert logistic team is here to smoothly handle international shipping. We offer FOB, CIF, and door-to-door services (DDU/DDP) depending on the destination.
NutriHerb collaborates with reputable third-party inspections like SGS, China Inspection Bureau, and China National Plant Resource Function Engineering Center.
Adhering to ISO standards, we ensure every product batch undergoes rigorous testing for potency, purity, and essential metrics by our QC team before delivery
Sample Packing: Double plastic bags inside, aluminum foil bag outside.
Bulk Packing Options:
Option 1: Double plastic bags inside, paper drums outside (20kgs-25kg/drum).
Option 2: Plastic bags (1kg-5kgs) inside, aluminum foil outside, in paper drums (20kgs-25kgs/drum).
Option 3: Bulk plastic drum packing (25kgs, 50kgs, 100kgs, 200kgs).
Sea Shipping: Approximately one week, varying by destination port.
Air Shipping: Between 2 to 5 working days.
We utilize both International Courier services and Freight Forwarding Services.
Sea Ports: Tianjin, Shanghai, Qingdao and etc.
Airports: Beijing, Shanghai, Shenzhou, Zhengzhou and etc.
Our service :
1.Free sample
2.Owning cultivation base as 100% Natural material stable source.
3.Manufacturer direct supply, Powerful R&D team and advanced test center
4.Leading plant extract manufacturer in China.
5.No excuse return of goods
6.OEM & ODM is available
){kind=link}