25-羟基维生素D2/D3质控品 HPLC

25-羟基维生素D2/D3质控品 HPLC

CMS-CH0028 25-OH-Vitamin D₃/D₂ Serum Control, Bi-Level I + II (lyoph.), 2 x 5 x 2 ml
CMS-CH0029 25-OH-VitaminD₃/D₂ Serum Control, Level I (lyoph.), 5 x 2 ml
CMS-CH0030 25-OH-Vitamin D₃/D₂ Serum Control, Level II (lyoph.), 5 x 2 ml

These lyophilised quality controls from Chromsystems are based on human serum and should be used according to the instruction manual. They are designed to monitor the accuracy and precision of analytical procedures in clinical diagnostics for the quantitative determination of 25-OH-vitamin D₃ and 25-OH-vitamin D₂ in serum/plasma. While following the instructions the controls should be handled and measured in the same manner as a patient specimen.

Method of Analysis           HPLC

Parameter                    25-OH-vitamin D2, 25-OH-vitamin D3

Concentrations               Please note: Concentration values shown here are typical. For lot specific concentration values please refer to the product insert supplied with the materials. The product inserts can also be requested from us directly or downloaded from our website after login.

 

Reconstitution             Carefully remove the metal seal and rubber stopper from the vials. Add exactly 1.0 or 2.0 ml of distilled water into each vial. Return the stopper and incubate for 10 to 15 minutes at room temperature. Swirl the vials to dissolve the contents until homogeneity.

Storage conditions          Stored below -18 °C and unopened, the lyophilised controls are stable until the expiry date specified on the vial labels. The reconstituted controls can be stored up to 1 week light protected and tightly capped at +2 to +8 C. If the controls cannot be used within this period, they should be aliquoted and stored frozen below -18 °C (up to 3 months). For more details about storage conditions please check your instruction manual.