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METTLER TOLEDO Technical Buffer pH 4.01

Part Number: 51350018

Ready-to-use pH 4.01 technical buffer for calibrating and verifying pH electrodes and measurement systems. The red liquid buffer is traceable to primary reference standards selected by NIST and has a stated uncertainty of ±0.02 pH. Supplied as six 250 mL bottles.

Attribute Specification
Manufacturer METTLER TOLEDO
Material Number 51350018
Product Type Technical pH buffer solution
Nominal pH 4.01
Purpose Calibration and verification
Physical Form Liquid
Colour Red
Principal Buffer Component Potassium hydrogen phthalate
Water Solubility Completely miscible
Bottle Volume 250 mL
Bottles per Pack 6
Total Pack Volume 1.5 L
Measurement Uncertainty ±0.02 pH
Traceability Traceable to primary standards selected by NIST
Certificate Certificate of Analysis available online
Shelf Life 36 months
Sterility Non-sterile
GHS Classification Not classified as hazardous under the cited SDS
Manufacturer Packaging 6 × 250 mL bottles
Econo Green Selling Unit Not publicly verified