Pooled Human Charcoal Dextran Stripped Serum 500ml - Pooled Human Charcoal Dextran Stripped Serum from Innovative Research is for researchers looking for low levels of hormones and/or an extremely clean base product for making your own assays. Lot-specific samples are available upon request for users to evaluate the sample prior to purchase. Each unit is tested for the standard FDA-required viral markers, and found negative using FDA-approved methods. This product undergoes additional testing for Glucose, Sodium, Potassium, Chloride, Calcium, Phosphorus, Total Protein, Albumin, Bioburden, Total Cholesterol, Triglycerides, Testosterone, pH, Cortisol, Estradiol, Total T3, Total T4, B.U.N., Creatinine, and Uric Acid. The lot-specific levels and test results are included in the Certificate of Analysis that you receive with your order.