Phone: (011) 7541-421, 3409-301, 3409-335, 6547-293, 3409-310
E-mail: Standards sales: prodaja@iss.rs Education: iss-edukacija@iss.rs Information about standards: infocentar@iss.rs
Stevana Brakusa 2, 11030 Beograd
Main menu

SRPS H.B8.270:1983

Formaldehyde solutions for industrial use — Determination of formaldehyde content

Dec 16, 1983
Dec 16, 1983
95.99   Withdrawal of Standard   Feb 28, 2014

General information

95.99     Feb 28, 2014

ISS

H047

International Standard

71.080.80  

Serbian  

Buying

Withdrawn

Language in which you want to receive the document.

Scope

The specified method is applicable to HCHO contents between 25 5 and 45 %. The field of application may be extended by siutably modifying the mass of the test portion. The principle consists in the reaction of the test solution with a neutral sodium sulphite solution, and acidimetric titration of the liberated sodium hydroxide in presence of thymolphthalein as indicator.

Life cycle

NOW

WITHDRAWN
SRPS H.B8.270:1983
95.99 Withdrawal of Standard
Feb 28, 2014

REVISED BY

PUBLISHED
SRPS ISO 2227:2014

Related project

Adopted from ISO 2227:1972