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E. coli, >= 90 % SDS-PAGE, lyophilized powder, -20°C
Methyl 3-hydrazinothiophene-2-carboxylate, Tech.
聚(乙烯醇),Mw 146,000-186,000, 99+% hydrolyzed
根皮素 ≥99%
喹啉 , 97%
2-Aminopyridine, 99+% 500GR
3-溴-4-氟苯甲酸,98%+
Etoposide
4-溴-3-氟苯胺, 97%
Progesterone, 98% 25GR
1-Butanol GR for analysis ACS,ISO,Reag. Ph Eur