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o-Nitrobenzonitrile
2-乙酰氨基芴
一次性无菌锥形瓶,平底,PETG(聚对苯二甲酸乙二醇酯共聚物),白色高密度聚乙烯(HDPE)盖,2000ml容量
200MG砝码,F1级别,符合OIML标准
BDS-HYPERSIL-C18 3UM 150X3MM COLUMN
DURAN? Vacuum desiccator DN 300 with plane flange and porcelain plate, with NOVUS standard ground joint (NS 24/29), junction tube in the lid and stopc
游离氨离子强度调节剂粉枕包
PLATE HOLDER, MADE OF CHROME-NICKEL-STEEL, FOR CERAN-PLATES, 135 MM
CNW 9mm 高回收率棕色螺纹口自动进样瓶
二乙氨基乙醇