senna leaf extract CAS NO.85085-71-8

professional r & d

rd health ingredients co., ltd is dedicated with professionals and experienced experts on botanic and pharmaceutics, biochemistry to research and develop new products, work out application challenges, guarantee superior quality and enhance manufacturing capabilities.

to develop foreign market, we are trying to applying for the certifications. teamwork is our way of life. efficient and excellent employees are our most valuable asset. the principles we have been persisting in are to take market needs as our working target, customers' benefits as our working goal and reliable quality as our surviving base. health and happy, profession and innovation, are the core of our company culture.

gmp standard facilities

rd strives to make all of our ingredients in gmp standard. all of our raw materials are produced at modern, state-of-the-art facilities. for more information contact us today!

third party testing

the production lot is free from all known sources of contaminants, and is subject to further uv, gc, hplc and microbiological analysis during the different steps of the production processes. we frequently use third party testing services to guarantee accuracy, such as sgs, eurofins, pony and so on.

raising the bar for the industry

rd closely works together with our contracted farmers worldwide to ensure that sustainable supply of our raw material. farmers pursue natural growing environment and follow practices that result in increased biodiversity and soil productivity, to provide us the purest and natural herb raw materials.

only the best is accepted

our commitment to perfection can be proved in every step of our manufacturing processes. expert botanists meticulously examine all of our raw materials. they test the qualities (touch, outward appearance, odor and taste) to ensure accurate species identification and measure overall potency of each lot. raw materials that do not meet our strict quality standards are rejected.

quality analysis and quality control

raw material supplier validation

raw material controls is fully vital for our quality control systems and the complete control of our supply chain which assures our customers sustainable supplies of the highest quality.

in our supplier auditing system, we choose qualified suppliers, which is, only suppliers who can achieve the following items could have a chance to be our supplier:

• raw material tracing records

• qualification / certification

• reliable storage & transportation

production trace-ability

rd health ingredients co., ltd owns and maintains significant cultivation projects throughout china to control adequate supplies and proper agricultural base resulting in the best possible extraction yields. our products have trace-ability from the field to the finish product.

quality control

plant extracts must be standardized with strict quality controls to ensure consistent composition, safety, and potency. all the plant extracts manufactured by rd health ingredients undergo a very comprehensive series of tests for identity, purity and potency using international standards or in-house methods.

our certificate of analysis includes standard results for marker compounds, heavy metals, pesticides, solvent residues, microbe as well as mesh distribution and bulk density. additional testing can be
done on customer's request.well- trained staff is dedicated to assure that all our products meet these standards before they are released for sale.

we could arrange the following tests to assure the quality of our products:

• species identification (tlc, ir, hplc)

• pesticide residue analysis (gc -c ms, hplc, lc -c ms)

• heavy metal analysis (icp -c ms)

• id components control ( hplc, gc -c ms, lc -c ms, uv -cvis)