7778 50 9 Potassium Dichromate

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Product Overview

Description



FAQ





Q: Are you a trading company or a factory ?


A: We are a  factory.


 


Q: How long is your delivery time?


A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are no stock, it is according to quantity.


 


Q: Do you provide samples ? is it free or extra ?


A: Yes, we could offer the sample for free charge but do not pay the cost of freight.


 


Q: How can I place order?


A: Please contact with Melody  for details.


Mobile/WeChat:15822959524








 


 


 


 


 








Company Information


 




1. Potassium Dichromate, Potassium Bichromate


 


2. Molecular formula: K2Cr2O7


 


3. Appearance: stable yellow prismatic crystal


 


4. Usage: manufacture of chemical reagents, chromate-based products and dyestuffs


 


5. Spec.:

























 Purity ( K2Cr2O7 )% ≥99.7
Chloride (Cl)% ≤0.05
Water insoluble matter% ≤0.03
Sulphate (SO4)% ≤0.02
 Moisture% ≤0.03

 


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0.185 s.