Esterification of citric acid

I need someone who lives in India and has a laboratory or access to any lab. who can provide me approximately 1 kg trimethyl citrate by esterification of Citric Acid
I want to deal with someone working in India because I don't want to pay international shipping charges.
Industrial/technical grade Purity needed.
The final product should be pure, clean, chemical-like, odorless, and non-toxic.