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Reference material, pH measurement (pH 4.01)
13 $ add to cart
The price is valid for non-residents of the Russian Federation
Remainder: 142 pckg
Catalog number: 3.04.0310
Application:
The standard pH-metric titers of the second category are samples of chemicals, when dissolved in a certain volume of water, buffer solutions are obtained (working pH standards). They are used for verification and calibration of working measuring instruments in the field of state metrological control and supervision, in healthcare, in environmental protection, etc.
Features:
They are produced according to TU 2642-072-56278322-2009. The procedure for preparing buffer solutions from standard titers is given in GOST 8.135-2004.
Technical specifications:
The release date of the sold batch is December 2023. The shelf life is 2 years. They are included in the State Register of Measuring Instruments under No. 43928-10. Verification certificate No. C-T/18-01-2024/310336878, valid until 17.01.2026. The product form is 6 plastic vials with a certain weight of substances.
Basic equipment:
6 vials with a certain weight of the substance;
They are packed in polyethylene, a passport is enclosed inside the package.