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糠醛乙醇水溶液标准物质
PUNYW7852416 Abiraterone Impurity 5
抗坏血酸钠 ,99%
CARBOPACK B-HT 100, 40/60 MESH, 1KG
ANCHOR STIRRERS FOR REACTION VESSELS WITH GROUND AND POLISHED SHAFT WITH PIVOT 560x16 MM ST 45/40 KF/LF 25/120
CORK STOPPERS, TOP D. 10 MM, BOTTOM D. 7 MM, LENGTH 19 MM
M-2B毛细管柱石墨垫(0.32mm*0.5mm)
17种苯并咪唑类兽药混标
(一恒) SX2-12-16N箱式电阻炉(耐火砖炉膛)炉膛尺寸W×P×H(mm):200×400×160
痢疾志贺氏菌 CMCC(B)51105