Specifications gmp resveratrol
5%-98%
White powder
GMPmanufacturer
Product Description
product name: gmp resveratrol Polygonum cuspidatum spec:98% appearance:brown yellow powder usage:comesmetic/food/medical GMP certificated suppply:Hunan zhengdi
Analysis Items | Specifications | Results | Test Methods |
Identification | Positive | Conforms | UV/HPLC/TLC |
Appearance | Brown yellow powder | Conforms | Visual |
Odor | Characteristic | Conforms | Organoleptic |
Taste | Characteristic | Conforms | Organoleptic |
Mesh Size | NLT 95% through 80 mesh | Conforms | 80 Mesh Screen |
Solubility | Partially soluble in water and Alcohol | Conforms | Visual |
Method of Extraction | Hydro-alcoholic | Conforms | / |
Extract Solvent | 50% Grain Alcohol and Water (v/v) | Conforms | / |
Moisture Content (5g) | NMT 1.0% | 0.42% | 5g / 105C / 2hrs |
Ash Content (2g) | NMT 1.0% | 0.14% | 2g / 525C / 3hrs |
Heavy Metals | NMT 10ppm | Conforms | Atomic Absorption |
Arsenic (As) | NMT 2ppm | Conforms | Atomic Absorption |
Cadmium(Cd) | NMT 0.1ppm | Conforms | Atomic Absorption |
Lead (Pb) | NMT 2ppm | Conforms | Atomic Absorption |
Mercury (Hg) | NMT 0.1ppm | Conforms | Atomic Absorption |
Phosphate Organics | NMT 1ppm | Conforms | Gas Chromatography |
Organics Residues | NMT 1ppm | Conforms | Gas Chromatography |
Pesticides Residues | NMT 1ppm | Conforms | Gas Chromatography |
Solvent Residues | NMT 0.01% | Absent | Gas Chromatography |
Our Services Trade Terms: (1)Payment: T/T,western union,alibaba escrow
(2)Production lead time: within 7 business days after your final confirmation.
(3)Shipping methods: by air, by sea, by courier DHL,EMS,TNT,etc
(4)Port: Beijing, Tianjin, Shanghai, Shenzhen, Changsha etc (5)CIF destination port: all over the world's main airport/seaport. Company Information Hunan Zhengdi Biological Resources Development Co.,Ltd. concentrates on the high-efficient comprehensive development of plant resources and their deep-processing products. We are a manufacturer, a high-tech enterprise with enormous experience in research and development, as well as abundant plant resources.
Relying on a product development team with pharmaceutical research and development background, we are committed to technological innovation and process improvement. Owning numerous patents and technologies of completely independent intellectual property rights in extraction and separation equipments and production technology, we can provide high-quality natural plant extract as raw materials and professional technical support for environmentally friendly final product development, for both domestic and foreign customers