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50 mm) Sales Quantity 1 needle per pack Hub C-Female
Calcium (Ca2+) Single-Element Ion Cation Standard
It is soluble in HCl
INTERNAL STANDARD 125ML
3-Methoxyphencyclidine hydrochloride
EC HPLC guard column (analytical), NUCLEODUR 100-5 NH2, 5 µm, 4x3 mm 548-0523 50 mm) Sales Quantity 1For 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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