0 Stavka
Moj nalog
Telefon: (011) 7541-421, 3409-301, 3409-335, 6547-293, 3409-310
E-mail: Prodaja standarda: prodaja@iss.rs Seminari, obuke: iss-edukacija@iss.rs Informacije o standardima: infocentar@iss.rs
Stevana Brakusa 2, 11030 Beograd
Glavni meni

ISO 3699:1976

Anhydrous hydrogen fluoride for industrial use — Determination of water content — Karl Fischer method
1. 8. 1976.

Опште информације

90.93     16. 12. 2024.

ISO

ISO/TC 226

Međunarodni standard

71.060.30  

francuski   engleski  

Kupovina

Objavljen

Jezik na kome želite da primite dokument.

Apstrakt

Applicable to products having a water content between 0.01 % (m/m) and 0.5 % (m/m). Is supplemented by ISO 3700 and intended for reference purposes. Bases on addition of a cooled test portion to cooled dry pyridine containing 5 % of anhydous hydrogen fluoride. The apparatus for measuring the test portion and titration and the measuring vessel are shon in figures. Subsequent electrometric titration of the water with the Karl Fischer reagent.

Životni ciklus

TRENUTNO

OBJAVLJEN
ISO 3699:1976
90.93 Odluka o potvrđivanju standarda
16. 12. 2024.