We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
Sulphur for industrial use — Determination of acidity — Titrimetric method
Automatically translated name:
Sulphur for industrial use -- Determination of acidity -- Titrimetric method
STANDARD published on 1.9.1976
Designation standards: ISO 3704:1976
Publication date standards: 1.9.1976
SKU: NS-431492
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: International technical standard
Category: Technical standards ISO
Description / Abstract: Applicable to products having acidities, expressed as H2 SO4 , equal to or more than 0.01 % (m/m). Describes the extraction of acidic substances with a mixture of water and propan-2-ol (isopropyl alcohol). Titration of the extract with standard volumetric sodium hydroxide solution in the presence of phenolphthalein as indicator. The preparation of the sample from the laboratory sample is carried out by grinding a sufficient quantity of the undried material until it passes through a sieve of nominal mesh of 250 m.
1.4.1976
1.6.1972
1.7.1972
1.10.1975
1.7.1975
1.9.1976
Do you want to make sure you use only the valid technical standards?
We can offer you a solution which will provide you a monthly overview concerning the updating of standards which you use.
Would you like to know more? Look at this page.
Latest update: 2025-06-22 (Number of items: 2 205 079)
© Copyright 2025 NORMSERVIS s.r.o.