Customization: | Available |
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Certification: | ISO, FDA |
Assay Method: | HPLC |
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Product 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
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
Nutriherb team was established in 2007, as a plant extract manufacturer, our company specializes in extracting active ingredients from natural plants for use in beauty, health, pharmaceutical, and food industries. We have advanced technology and equipment, dedicated to the research and production of high-quality plant extracts.
In terms of quality management, we strictly adhere to GMP (Good Manufacturing Practice) and ISO systems, and collaborate with third-party laboratories to rigorously monitor and test product quality, ensuring compliance with international quality standards.
We are committed to providing customers with high-quality plant extracts and offer customized services to provide personalized solutions based on specific customer requirements.
Q&A
Q1: How to confirm the Product Quality before placing orders?