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73575-54-9
25-Hydroxyvitamin D3
000ug/mL STRONTIUM 500mL
1092534-55-8
5-cyclocholestane
EC HPLC column (analytical), NUCLEODUR 100-5 NH2-RP, 5 µm, 150x4.6 mm 548-0054 73575-54-9This HPLC column is packed with polar aminopropyl modification, based on high purity NUCLEODUR silica gel. This HPLC phase is able to generate a clearly recognizable different retention behavior compared to purely alkyl functionalized surface modifications. Besides cyano modifications, amino modifications belong to the most frequently used polar silica phases. Amino phases can be run in the RP mode using aqueous organic eluent mixtures as well as in
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