Calitech - High Tempature pH Buffer Standards

pH 2, 4, 7 High Temperature Buffers. High Temperature Buffers pH 2, 4 & 7 ±0.05 pH with no tempco from 10-99°C. Calitech High temperature buffers are formulated with ingredients demonstrating a negligible tempco. and EPA registered broad-spectrum antimicrobials to assure long-life free of mold and bacterial growth. Accuracy is referenced to NIST Standard Reference Materials ±0.01 pH @ 25°C. Traceability certificates are furnished on request. The buffers are packed in 500-mL containers. All screw capped containers include tamper evident double seal caps to prevent leakage and security. These items are always in stock for prompt shipment.