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12x Stainless steel needles
100 g | E2
The estimation of measured values between the gradations of the scale is omitted
MSAS-100PPM-125ML
spherical polystyrene-divinylbenzene copolymer (PS/DVB)
EC HPLC guard column (analytical), NUCLEODUR C8 Gravity, 3 µm, 4x3 mm 548-3231 12x Stainless steel needlesFor protection of your main HPLC column from contamination, it is recommended to use guard columns. These short columns are placed into a guard column holder. The guard column holder in combination with a guard column inside is installed between the injector and the HPLC column. This installation prevents chemical impurities to reach the main column. Because a contamination could form an irreversible bond with the column packing material (stationary
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