Prafulla Chandra Ray: Father of Indian Chemistry and Founder of Bengal Chemicals

Prafulla Chandra Ray (1861–1944), born in Raruli in present-day Khulna district, was the Bengali chemist who founded India's first modern chemistry research school and Bengal Chemicals, its first pharmaceutical company. Known as Acharya, he discovered mercurous nitrite, wrote the History of Hindu Chemistry and gave away his salary to his students.