Hot Selling Column Chromatography With Low Price

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Product Overview

Description


Hot Selling Column Chromatography With Low Price Column chromatography silica gel  Adsorbent  



Product Description


 




Column chromatography silica gel is white powder grain and the main content is silicon dioxide. It is innocuity, odorless and doesn't dissolve in water and organic impregnant, which has high specific surface and definite aperture configuration. Meanwhile, it also has strong adsorption and is good for moisture adsorption. 



fine (3)



Applications.




Column chromatography silica gel is applicable for fine of petroleum products, depredating arene or separation and purification of Chinese herbal medicine and preparation for high purity articles. Meanwhile, it can also be used as carrier of activator and eliminating impurity in waste oil .


 


Technical data 

































































































item




specifications




A type




B type




C type



industrial grade


reagent grade


industrial grade


reagent grade


industrial grade


reagent grade


pore size A°


20-30


20-30


50-80


50-80


90-100


90-100


pore volumn ml/g


0.35-0.45


0.35-0.45


0.5-0.7


0.5-0.7


0.85-1.0


0.85-1.0


specific surface 


≥600


≥600


450-600


450-600


320-400


320-400


dulk dencityg/L


≥670


≥670


500-600


500-600


400-500


400-500


150°C drying weight %≤


5


5


5


5


5


5


chlorides(Cl) %≤


--


0.02


--


0.02


--


0.02


iron(Fe) %≤


--


0.02


--


0.02


--


0.02


size



60-100 mesh/80-120 mesh/100-200 mesh/200-300 mesh/230-400 mesh/300-400 mesh



package


1kg/bag,10kg or 20kg/bag(double layer) can be customized


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Packaging & Shipping


 




Packing.



general export packing, or customized packing you request.



Delivery.




20 working days after deposit


 





FAQ


 01,May I get a sample before placing order?


Re:Yes,the sample is available.For ordinary products,the sample is free,you only need to bear the freight. sometimes or when you are our VIP customer,free sample will be offered when you need. 02,Which payment is available for your company?


Re:T/T,L/C,You can choose the one which is convenient for you.


03,How and when can Ireceivethe goods after payment?


Re:You signed aformal sales contract before payment.In the contract,we have clear regulatoryon how to deliver.


04,Is there any possible to use my appointed label or package?


Re:Yes.Ifnecessary,we can use label sorpackage saccording to your requirements.


05,How can you guarantee the goods you offer is qualified?


Re:We always believe that honesty and responsibility are the basis of a company.So,no matter what products we offer you are qualified.We will test the goods before delivery and provide COA,MSDS,TDS.




 


0.1936 s.