Clariant, a world-leader in specialty chemicals, has successfully closed its transaction on strategic investment in South Korean developer and supplier of nature active ingredients BioSpectrum by the end of last week. The partnership will allow Clariant to tap into BioSpectrum's strong experience and resources in researching and developing natural raw materials for the cosmetic industry. BioSpectrum, on the other hand, can take advantage of Clariant's existing global sales and innovation…