Human Serum (Medium Creatinine) - Liquid Pale Yellow To Amber, Ph 7.2-7.4, Clinical Grade, Control Material For Creatinine Testing

Human Serum (CRP)

Human Serum (Cortisol Spiked) - Sterile Liquid Matrix, pH 7.4, Research Grade, For In-Vitro Assays

Human serum (Ca, Mg, Li)

Human Serum - Al, Se, Zn, Analytical Grade Certified Reference Material | Poisonous, Stored at -70C, Ideal for Atomic Absorption Spectroscopy

Human Serum (High Creatinine) - Purified Biological Liquid, pH 7.4, Density 1.025 g/cm3, Freeze-Stable

Human Serum (Cortisol Unspiked) - Pale Yellow Liquid, pH 7.4, Biological Matrix for Cortisol Analysis

Human Serum (17β-Estradiol, Medium Level) - 12-Month Shelf Life, Liquid or Lyophilized Powder, Stable under Normal Conditions, Analytical Grade

Human Serum (Low Creatinine) - Sterile Filtered Liquid, Laboratory Grade, pH 7.35-7.45, Low Creatinine Levels

Human Serum (Cystatin C) - Liquid or Lyophilized Powder, pH 7.4, High Purity Protein, Research Grade