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in stockReleased: 1990-05-18
UNE 22143:1990
IRON ORES. DETERMINATION OF PHOSPHORUS CONTENT. SPECTROPHOTOMETRIC METHOD OF MOLYBDENUM BLUE.
Minerales de hierro. Determinación del fósforo. Método espectrofotométrico del azul de molibdeno.
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| Standard number: | UNE 22143:1990 |
| Pages: | 4 |
| Released: | 1990-05-18 |
| Status: | Standard |
DESCRIPTION
UNE 22143:1990
IT SPECIFIES A SPECTROPHOTOMETRIC METHOD FOR THE DETERMINATION OF PHOSPHORUS CONTENT OF IRON ORES. THIS METHOD IS APPLICABLE TO A CONENTRATION RANGE OF 0,005 TO 1% (M/M) OF PHOSPHORUS IN NATURAL IRON ORES AND IRON ORE CONCENTRATES AND AGLOMERATES, IN