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METTLER TOLEDO Technical Buffer pH 9.21

Part Number: 51302070

Ready-to-use pH 9.21 technical buffer for calibrating and verifying pH electrodes and meters. Each sealed 20 mL sachet supplies fresh solution for one calibration, helping reduce contamination and buffer waste. The solution is traceable to NIST primary standards and supplied in a pack of 30 sachets.

Attribute Specification
Manufacturer METTLER TOLEDO
Material Number 51302070
Product Type Technical pH buffer solution
Nominal pH 9.21
Purpose Calibration and verification
Physical Form Liquid
Colour Code Blue
Packaging Type Single-use sachets
Sachet Volume 20 mL
Pack Quantity 30 sachets
Total Pack Volume 600 mL
Measurement Uncertainty ±0.02 pH
Traceability Traceable to NIST primary standards
Certificate Quality certificate supplied; Certificate of Analysis available
Shelf Life 24 months
Sterility Non-sterile
Safety Classification Danger; reproductive toxicity Category 1B
Hazard Statement H360FD—may damage fertility and the unborn child
Manufacturer Packaging 30 × 20 mL sachets
Econo Green Selling Unit Not publicly verified

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