ISO 649-1:1981

Laboratory glassware — Density hydrometers for general purposes — Part 1: Specification

Publication date: 1 gush 1981

95.99 Withdrawal of Standard 15 shk 2023

General information

Current stage: 95.99 Effective date: 15 shk 2023

Originator: ISO

Owner: ISO/TC 48/SC 4

Type: International Standard

ICS: 17.060

Gjuha: frëngjisht anglisht

Buying

Statusi: Shfuqizuar

PDF - 7 576 Lekë

Paper - 7 576 Lekë

CD - 7 576 Lekë

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Scope

The requirements for basic series and sub-series of glass hydrometers of constant mass without built-in thermometer are specified. They are graduated to indicate density at 20 degrees centigrade and 15 degrees centigrade, respectively. Standard categories of surface tension are tabled in annex A, recommended stem diameters in annex B.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO/R 649:1968

NOW

WITHDRAWN
ISO 649-1:1981
95.99 Withdrawal of Standard
15 shk 2023

National adoptions

SSH ISO 649-1:1981

DPS

Enë qelqi për laboratorë - Hidrometra densiteti për qëllime të përgjithshme - Pjesa 1: Specifikimi

60.60 Standard published

DPS/KT 12 më tepër