3PLUS1® Multilevel Serum Calibrator Set (including both epimeric forms)
3PLUS1® Multilevel Serum Calibrator Set 3-epi-25-OH-D3/D2 and 25-OH-D3/D2, lyphilised
For MassChrom® 25-OH-Vitamin D3/D2 in Serum/Plasma Epimer Upgrade (Epimer Upgrade for 62000)
These lyophilised calibrators from Chromsystems are based on human serum and should be used according to the instruction manual. They are designed to calibrate the measurement method in clinical diagnostics for the quantitative determination of 25-OH-vitamin D3, 25-OH-vitamin D2, 3-epi-25-OH-vitamin D3 and 3-epi-25-OH-vitamin D2 in serum/plasma. While following the instructions the calibrators should be handled and measured in the same manner as a patient specimen. These calibrators are only available as multilevel calibrator set with 3 different concentration levels plus 1 blank value.
| Content | 4 x 1 ml (lyoph.) | ||||||||||||||||||||||||||||||
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| 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.
n.d. = not detected (< LOQ) |
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| Reconstitution | Carefully remove the metal seal and rubber stopper from the vials. Add exactly 1.0 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. |
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| Storage conditions | Stored below -18 °C and unopened, the lyophilised calibrators are stable until the expiry date specified on the vial labels. The reconstituted calibrators can be stored up to 1 week light protected and tightly capped at +2 to +8 C. If the calibrators 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. |
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| Method of Analysis | LC-MS/MS | ||||||||||||||||||||||||||||||
| Parameter | 25-OH-Vitamin D2, 25-OH-Vitamin D3, 3-epi-25-OH-Vitamin D2, 3-epi-25-OH-Vitamin D3 |