This product is not available for purchase in North America and Nordic regions.

Pre-formulated Tris-NaCl-EDTA Buffer Salts (pH 8.4) per USP and European Pharmacopoeia. For antithrombin assay and heparin potency buffer preparation. Not available in North America and Nordic regions.

Pre-weighed buffer salt mixture for Tris-NaCl-EDTA pH 8.4 buffer per dual pharmacopoeial specification (USP and Ph. Eur.). EDTA chelation is required in certain anti-Xa/anti-IIa assay steps. Ensures standardized, reproducible buffer preparation for pharmacopoeial heparin and antithrombin assay research.

• USP and Ph. Eur. dual-pharmacopoeial specification
• EDTA-containing — for calcium-chelated anti-Xa/IIa assay steps
• Pre-weighed salts — standardized preparation