# Enzymatic leather tanning

Contract manufacturing (CMO/CDMO/toll) — Keratinases, lipases and transglutaminase replace sulfide unhairing and chromium tanning in leather processing, cutting wastewater toxicity and chemical-oxygen-demand load while producing chrome-free, Leather Working Group-certifiable hides for premium fashion and automotive interiors.

Source: https://en.bioecon.ru/market/contract-manufacturing/enzymatic-leather-tanning/