Frequently asked questions about Zhongbao Chemicals Co.,Ltd:
Question1:Can you make a brief introduction first about your company Zhongbao Chemicals Co.,Ltd?
We are very pleased to introduce you to our company Zhongbao Chemicals Co.,Ltd(ZBChem) and products. ZBChem is one of the world’s specialty chemicals companies, including manufacturing facilities, research laboratories, sales and technical service. Since 1963,ZBChem begin to develop excipients,with the develop of business, step by step,ZBChem has been the biggest excipients supplier in China, meanwhile, ZBChem is experienced API and Cosmetics’ supplier.
Question2:What’s your mainly products series? What’s their main application? Where is ZBChem’s best market?
We provide products are related to Pharmaceutical, cosmetics and food line, the mainly products we manufacture and supply include：
Excipients,like Cellulose series,PVP series, Lanolin series,Cyclodextrin series, coating material,starch,etc.
Cosmetics products, like Antiseptic series, mild surfactants series,etc.
Active Pharmaceutical ingredients and intermediates，like Mineral salt, Antineoplastic drugs-Methotrexate,cardiovascular drugs-Ivabradine hcl,Eyes drops-Olopatadine hcl;
These products we have mainly exported to Europe, America, South east Asia, and get praise from customers of those countries.
Question3:AS the biggest excipients supplier in China，What’s your best-selling product? How much kind of specification for these product? If I want to send an inqury,what information should I let you know?
In our excipients,for PVP series and Cellulose series, our annual output has been up to 500mt until now.
PVP series include PVP-K,PVP-A COPOLYMER Series, Cellulose series include Hydroxy Propyl Methyl Cellulose(Hpmc),Methyl Cellulose(Mc),Hydroxyl Ethyl Cellulose(Hec)…
So here we take this two products of these series for simple sample, list some key statistics information in below, hope it will be useful to you if make an inquiry.
PVP-K Series widely used as film-forming agents, viscosity –enhancement agents and adhesive, has been used as excipients in more than hundred drugs, also used extensively in a wide range in skin-care and hair-care products, currently in market there is no related substitute in market.
ZBChem’s PVP-K Series Specifications（Pharmaceutical grade）:
TYPE | K12 | K15 | K17 | K25 | K30 | K90 |
Appearance | Powder |
K-value | 10.2-13.8 | 12.8-17.3 | 15.3-18.4 | 22.5-27.0 | 27.0-32.4 | 81.0-97.2 |
Water,% | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 |
PH | 3.0-7.0 | 3.0-7.0 | 3.0-7.0 | 3.0-7.0 | 3.0-7.0 | 3.0-7.0 |
Impurity A (1-Vinylpyrrolidin-2-one),ppm | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 |
Sulphated ash,% | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 | ≤0.1 |
Heavy metals，ppm | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 | ≤10 |
Aldehydes, as Acetaldehyde, ppm | ≤500 | ≤500 | ≤500 | ≤500 | ≤500 | ≤500 |
Hydrazine,ppm | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 | ≤1 |
Assay, nitrogen content,% | 11.5-12.8 | 11.5-12.8 | 11.5-12.8 | 11.5-12.8 | 11.5-12.8 | 11.5-12.8 |
HPMC is medicinal accessory material of many use, it can be used for densifiers,dispersing agent, emulsifying agent. In food processing, It serves as an effective thickener, emulsifier, water-retainer and etc.In cosmetics,hpmc grants the products with proper viscosity,emulsification,stability by adjusting fluidity.
ZBChem’s HPMC Series Specifications（Pharmaceutical grade）:
TYPE | E5 | E6 | E15 | E50 | E4M | K4M,K100M |
Appearnce | Powder | |
Viscosity，cps | 4.0-6.0 | 4.8-7.2 | 12.0-18.0 | 40.0-60.0 | 3000-5600 | |
PH | 5.5-7.5 | 5.5-7.5 | 5.5-7.5 | 5.5-7.5 | 5.5-7.5 | |
Loss on drying,% | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | ≤5.0 | |
Residue on ignition,% | ≤1.5 | ≤1.5 | ≤1.5 | ≤1.5 | ≤1.5 | |
Heavy metal,% | ≤0.001 | ≤0.001 | ≤0.001 | ≤0.001 | ≤0.001 | |
Arsenic,% | ≤0.0002 | ≤0.0002 | ≤0.0002 | ≤0.0002 | ≤0.0002 | |
Methoxy,% | 28.0-30.0 | 28.0-30.0 | 28.0-30.0 | 28.0-30.0 | 28.0-30.0 | |
Hydroxypropoxy,% | 7.0-12.0 | 7.0-12.0 | 7.0-12.0 | 7.0-12.0 | 7.0-12.0 | |
Question4:What about ZBChem’s products’quality,can they meet any standard or not?
ZBChem products are assured consistent quality,conform with occupation standard and most products are also meets international grade,like USP,BP,EP,etc.
Question5:Zhongbao chemical co.ltd as a experienced supplier, develop excipients and other material business many years, what do you think about the market situation, what competitive advantage do you have?
Because most of these products’ feature of non-substitutability ,both local and abroad market’s demand and consumption is much big, which has greatly stimulate much enterprise to join the production team. We are sure these products have great development potential in future, but to a certain extent, the industry competition is fierce, we Zhongbao Chemicals have engaged in this industry for decades, we think the competitive advantage we own as following：
Base on in-depth knowledge for products, we can provide you the most suitable type as per your requirement, meantime, we own professional technical person, according to different fields of product application, to provide you with a more perfect, cost-effective product solutions
Good quality control and good customer service after sale.
Provide same quality but the most reasonable and affordable price for our products compare to famous company all over the world.
Provide one step service from manufacture to quality control, sale and shipping.
If you want to know more about our products, questions or good price, please feel free to contact us, inquiry is welcome.
Zhongbao Chemicals Co.,Ltd
Address:Westport New Territories, No.206 Zhenhua Road,Hangzhzou,Zhejiang,CHINA.
TEL：0086-571-85811826
Fax：0086-571-87357766
E-mail：Julia@zhongbaochemical.com
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