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(定制产品)6种元素ICP-MS混标,Fe/Ca/K/Cr/Na/Ni,10mg/L溶于2% HNO3
VISCOMETERS, CANNON FENSKE, L. 295 MM CAPILLARY NO.100, RANGE CST 3-15 MM2/S 0,015 K.
3-甲基黄酮-8-甲酸
岛津GC-14 2.5米玻璃空柱
填充柱5%PEG-20M on Chromosorb GAW 80/100
2-氯-4-氟苯酚
GRADUATED CYLINDERS, LOW SHAPE,CRYSTAL CLEAR, SAN,250 ML
11MM 螺口 密封垫 聚四氟乙烯/红色橡胶 1000/件
绿色11mm铝盖、含透明TEF/红色丁基橡胶隔垫
Prep C18填料,55-105um, 125A,100g