พลาสติก Polylactic Acid คืออะไร มีคุณสมบัติอะไร ราคาเท่าไหร่กันแน่ ?

Polylactic acid Mw 60,000 26100-51-6 - Sigma-Aldrich polylactic acid What is polylactic acid ? Poly Lactic Acid , also known as Poly lactide, is a new biodegradable material The raw material of carboxylic acid In this lab students will learn how to take a renewable product, a polylactic acid plastic cup, and extend its usefulness by converting

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