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KJELDAHL-FLASKS, MADE OF QUARTZ SILICA W.RIM, DIN 12360, 750 ML, 115 X 340 MM
不锈钢螺纹阀帽针形阀， 1/4英寸，管接头
THERMOMETER FOR FLASKS AND STILL HEADS, CONE ST 14/23, ACC. TO DIN 12784, BLUE REFLECTION, PRISM
石墨垫
Gold wire electrode (4x)
Bond Elut SCX SPE小柱
阀-仪表毛细管
Zinc Sulfate Hydrate
LiChroCART 150-10,LiChroprep NH2 25-40μm定制柱
SLIPFREE 可调单接头 10.5cm 0.005" ID
