You are here:HOME>Search results for '50-21-5'

We find the keywords in these articles below:

373

09-21

Applications and Prospects of Lactic Acid and Polylactic Acid (PLA)

Polylactic acid (PLA), as a derivative of lactic acid, is an environmentally friendly and...

The 2 pages | First Prev Next Last
-1 0 SELECT id, title, content, image, cat_id, add_time, click, description FROM `dou_article` WHERE (title like '%50-21-5%' or content like '%50-21-5%' ) and isdelete = 0 ORDER BY id DESC