standard pH buffer

standard pH buffer, Total:21 items.

The international standard classification for "standard pH buffer" includes: Analytical chemistry in general .

The Chinese standard classification for "standard pH buffer" includes: Electrochemical, thermochemistry and optical profile type analyzer .

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General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

• GB/T 27501-2011 Preparation method of buffer solutions for the measurement of pH value

RO-ASRO

• STAS 8619/2-1990 Ph-measurement. Standard ph buffer solutions

German Institute for Standardization

• DIN 19266:2015 pH measurement - Reference buffer solutions for the calibration of pH measuring equipment
• DIN 19266:2000 pH measurement - Referenz buffer solutions for the calibration of pH measuring equipment
• DIN 19267:1978 pH measurement; technical buffer solutions, preferably for the calibration of technical measuring installations
• DIN 19267:2012 pH measurement - Technical buffer solutions, preferably for the calibration of technical measuring installations

Military Standards (MIL-STD)

• DOD A-A-53018-1987 BUFFER SOLUTION, STANDARD (PH)

American Society for Testing and Materials (ASTM)

• ASTM E1910/E1910M-15 Standard Test Method for Agricultural pH Control Agents, Measurement of pH Change and Buffering Capacity

International Organization for Standardization (ISO)

• ISO 23496:2019 Determination of pH value — Reference buffer solutions for the calibration of pH measuring equipment
• ISO 23497:2019 Determination of pH value — Technical buffer solutions for the calibration of technical measuring installations

British Standards Institution (BSI)

• BS ISO 23496:2019 Determination of pH value. Reference buffer solutions for the calibration of pH measuring equipment
• BS ISO 23497:2019 Determination of pH value. Technical buffer solutions for the calibration of technical measuring installations

GSO

• BH GSO ISO 23496:2022 Determination of pH value — Reference buffer solutions for the calibration of pH measuring equipment
• GSO ISO 23496:2021 Determination of pH value — Reference buffer solutions for the calibration of pH measuring equipment
• BH GSO ISO 23497:2022 Determination of pH value — Technical buffer solutions for the calibration of technical measuring installations
• GSO ISO 23497:2021 Determination of pH value — Technical buffer solutions for the calibration of technical measuring installations

SCC

• DANSK DS/ISO 23496:2019 Determination of pH value – Reference buffer solutions for the calibration of pH measuring equipment
• DANSK DS/ISO 23497:2019 Determination of pH value – Technical buffer solutions for the calibration of technical measuring installations

RU-GOST R

• GOST 8.135-1974 State system for ensuring the uniformity of measurements. pH measuring. Standard-titres material dose for making 2nd class standard buffer solutions. Specifications
• GOST 17227-1971 pH-measuring. Tablets for preparing the working buffer solutions

CZ-CSN

• CSN 65 0306-1986 Buffer solutions for pH measurement. rimary and secondary standards. reparation and certifieation methods.

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