追加説明:
1-Ethyl-2-pyrrolidone, also known as N-ethyl-2-pyrrolidone (CAS 2687-91-4), is an industrial-grade solvent/intermediate manufactured directly by 2A Biotech USA under the company's in-house standard. It is sold across Asia, North America, Central/South America, Europe, Australasia, and the Middle East.
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