FIELD: analytical chemistry, indicating composition for gold (iii) assay in aqueous solutions, in particular in waste water and processing solutions.
SUBSTANCE: claimed composition contains (mass %): anionite as sorbent 0.8; hydrochloric acid 5.8; tin(II) chloride 0.8 and balance: water. Method of present invention makes it possible to detect Au(III) in acidic solutions (pH<2).
EFFECT: method with improved sensitivity and selectivity.
3 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| INDICATOR COMPOSITION FOR DETERMINING GOLD(III) IN AQUEOUS SOLUTIONS | 2005 |
|
RU2291423C1 |
| INDICATOR COMPOSITION FOR DETERMINING GOLD(III) IN AQUEOUS SOLUTIONS | 2006 |
|
RU2308718C1 |
| INDICATOR COMPOUND FOR DETERMINATION OF RHENIUM (VII) IN AQUEOUS SOLUTIONS | 2001 |
|
RU2183017C1 |
| INDICATING COMPOSITION FOR MOLYBDENUM ( VI ) DETECTION IN AQUEOUS SOLUTIONS | 2004 |
|
RU2252415C1 |
| INDICATOR COMPOSITION FOR ASSAY OF MOLYBDENUM (VI) IN AQUEOUS SOLUTIONS | 2002 |
|
RU2227912C1 |
| METHOD OF SORPTION-SPECTROSCOPIC DETERMINATION OF GOLD(III) | 2006 |
|
RU2319949C1 |
| INDICATOR COMPOSITION FOR JOINT DETERMINATION OF COPPER(II) AND MANGANESE(II) IN AQUEOUS SOLUTIONS | 2004 |
|
RU2253864C1 |
| INDICATOR COMPOSITION FOR ASSAY OF RHENIUM (VII) IN AQUEOUS SOLUTIONS | 2002 |
|
RU2227913C1 |
| INDICATOR COMPOSITION FOR DETERMINING SILVER(I) IN AQUEOUS SOLUTIONS | 2005 |
|
RU2291421C1 |
| INDICATOR COMPOSITION FOR DETERMINING MANGANESE(II) IN AQUEOUS SOLUTIONS | 2004 |
|
RU2262102C1 |
