STN ISO 9061
| Name: | STN ISO 9061 |
| Validity: | Withdrawn |
| Number of pages: | 8 |
| 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 na výrobu kyseliny fluorovodíkovej a na keramické účely. Stanovenie železa. Spektrofotometrická metóda s 1,10-fenantrolínom |
| English title | Acid-grade and ceramic-grade flourspar. Determination of iron content. 1,10-phenantroline spectrometric method |
| Release Date: | 01. 07. 1992 |
| Date of withdrawal: | 01. 08. 2022 |
| ICS: | 71.040.50, 73.080 |
| Sorting character/National clasification code | 72 1940 |
| Level of incorporation: | obs ISO 9061:1988 |
| Official Journal | 07/92 |
| Amendments | |
| Replaced by: | |
| Repleces: | |
| Note in Official Journal: | |
| Subject of the standard: | Tato mezinarodni norma urcuje spektrofotometrickou metodu s l,10-fenantrolinem pro stanoveni zeleza v kazivci pro vyrobu kyseliny fluorovodikove a pro keramicke ucely. Metoda je vhodna pro kazivce s obsahem zeleza vyjadrenim jako Fe2O3 v rozsahu 0,1 perc. (m/m) az do 2,0 perc. (m/ m) |