Dear sir/madam, I'm Aneesha, a PhD student from Rajiv Gandhi Centre for Biotechnology (RGCB), Trivandrum, Kerala. I would like to get a quote for DSS (Dextran sulfate sodium salt, Dextran sulfate) from the TdB Labs. 
catalogue number is DB001.
CAS number is 9011-18-1.
The quantity I need is 200 grams. Please note, I want the DSS of molecular weight 40000, for colitis induction.