跳转至内容
Merck

G005374

HPLC Analysis of 25-Hydroxyvitamin D3 and 25-Hydroxyvitamin D2 on Ascentis® Express F5

application for HPLC

登录查看公司和协议定价


About This Item

技術

HPLC: suitable

測試參數

mobile phase: [A] 7 mM ammonium formate; [B] methanol; (25:75, A:B)
flow rate: 0.4 mL/min
column temp.: 40 °C
detector: UV, 250 nm

ESI(+), TIC m/z 100 - 1000

injection: 1 μL
sample: 300 mg/L in 25:75, water:methanol
column: Ascentis Express F5, 10 cm x 2.1 mm I.D., 2.7 μm particles (53569-U)

適合性

application for HPLC

應用

clinical
vitamins, nutraceuticals, and natural products

法律資訊

Ascentis is a registered trademark of Merck KGaA, Darmstadt, Germany

分析物

说明

    25-Hydroxyvitamin D3 solution, 5 μg/mL in ethanol, ampule of 1 mL, certified reference material, Cerilliant®
    25-Hydroxyvitamin D2 solution, 50 μg/mL in ethanol, ampule of 1 mL, certified reference material, Cerilliant®

Choose from one of the most recent versions:

分析证书(COA)

Lot/Batch Number

Sorry, we don't have COAs for this product available online at this time.

If you need assistance, please contact 客户支持

已有该产品?

在文件库中查找您最近购买产品的文档。

访问文档库

我们的科学家团队拥有各种研究领域经验,包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.

联系技术服务部门