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2-Methoxy-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenol
气相色谱柱,TG-5HT 30m x 0.25mm x 0.25μm
DL-苹果酸
Process Chemistry, Replacement Seal Pack, Compression Fitting, Metric,Bore Size 6mm
4-溴二苯并噻唑
COVER GLASSES, RECTANGULAR, 24 X 50 MM, THICKNESS 0,13 - 0,17 MM
NIRS Refl. Standards frosted (set of 2
盐酸溶液 HCL的滴定酸度
NATIONAL 储存箱
FLASKS, FLAT BOTTOM, LONG NECK, MADE OF QUARTZ-SILICA, WITH BEADED RIM, DIN 12370, 750 ML, 117 X 2