STN ISO 9502
| Name: | STN ISO 9502 |
| Validity: | Withdrawn |
| Number of pages: | 12 |
| Language: |
CS
|
| Paper: | 9,70€ |
| Electronic version |
a) Only read (without ability to print and copy)
8,73€ b) Without ability to print, with ability to copy (printscreen) 9,70€ c) With ability to print and copy (printscreen) 12,61€ |
| Slovak title | Kazivec pre metalurgiu. Stanovenie oxidu kremičitého. Molybdátokremičitanová spektrofotometrická metóda |
| English title | Metallurgical-grade fluorspar. Determination of silica content. Reduced molybdosilicate spectrometric method |
| Release Date: | 01. 07. 1992 |
| Date of withdrawal: | 01. 08. 2022 |
| ICS: | 71.040.50, 73.080, 77.180 |
| Sorting character/National clasification code | 72 1930 |
| Level of incorporation: | obs ISO 9502:1989 |
| Official Journal | 07/92 |
| Amendments | |
| Replaced by: | |
| Repleces: | |
| Note in Official Journal: | |
| Subject of the standard: | Tato mezinarodni norma urcuje molybdatokremicitanovou spektrofotometrickou metodu pro stanoveni obsahu oxidu kremiciteho v kazivci pro metalurgii. Metoda je vhodna pro kazivce s obsahem oxidu kremiciteho vyjadrenym jako SiO2 v rozsahu od 0,21 perc. az 30 perc. (m/m) |