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Normas ASTM – AENOR
ASTM UOP896-93

ASTM UOP896-93

Platinum in Spent Catalyst

Fecha:
2016-04-13 /Withdrawn
No replacement
Scope:

This method is for determining platinum in spent catalysts or catalyst residues at concentrations from approximately 0.05 to 1.0 mass-% by spectrophotometry. The method is applicable to catalysts that may range from gamma- or alpha-alumina to pure silica, aluminum silicates, corderite, mullite and cristobalite, etc. Catalyst residues containing high concentrations of barium sulfate cannot be analyzed.

74,39
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