GOST 8.120-1999
State system for ensuring the uniformity of measurement. State verification schedule for means measuring pH

Standard No.

GOST 8.120-1999

Release Date

1999

Published By

RU-GOST R

Status

Be replaced 2015-07

Replace By

GOST 8.120-2014

Latest

GOST 8.120-2014

Replace

GOST 8.120-1983

Scope

This standard covers the national certification scheme for pH measuring instruments in the range from 0 to 14 in the temperature interval

GOST 8.120-1999 Referenced Document

• GOST 16287-1977 Glass industrial electrodes for determination hydrogan ion activition SSI. Specifications
• GOST 17792-1972 Standarde reference silver-silver cloride saturate electrode of second class
• GOST 8.027-2001 State system for ensuring the uniformity of measurements. State verification schedule for measuring instruments of direct electrical vortage and electromotive force*， 2024-04-17 Update

GOST 8.120-1999 history

• 2014 GOST 8.120-2014 State system for ensuring the uniformity of measurements. State traceability scheme for the instruments instruments intendend for measuring pH
• 1999 GOST 8.120-1999 State system for ensuring the uniformity of measurement. State verification schedule for means measuring pH
• 1985 GOST 8.120-1983 State system for ensuring the uniformity of measurements. State primary standard and state verification schedule for means measuring pH