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(定制产品)6种元素ICP-MS混标,Li/Sc/Ge/Y/In/Bi,100mg/L ± 2% 溶于1% HNO3
透明样品瓶,蓝色开孔盖,蓝色PTFE/硅胶隔垫
HYPERSIL GOLD PFP 5UM 100X0.5MM KAPPA COLUMN
(1S,2S)-1,2-二苯基乙二胺
PEEK CAP. 1/16 IN/0,5MM 15CM
AUTOMATIC PIPETTES,W. 1 L RESERVOIR BOTTLE, CONE ST 29/32, 40 ML
Magnetic stirring-bar, PTFE, octagon, 10 x 15 mm
Beaker-Tall Form-Spout 50ml
Linuron-D6
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