di-Potassium oxalate monohydrate, for analysis, ExpertQ®, ACS
- Synonyms: Oxalic acid dipotassium salt monohydrate
- K2C2O4·H2O
- M = 184,24 g/mol
- CAS [6487-48-5]
- EINECS-No.: 209-506-8
- Solub. in water: (20 ºC): 360 g/l
- EC-Index-No.: 607-007-00-3
- GHS-signal word: Warning
- GHS-H sentences: H302 - H312
- GHS-P sentences: P280 - P264 - P270 - P321 - P301+P312 - P501a
- Tariff number: 2917 11 00 99
- Applications: analytical chemistry, for determination of: manganese.
- Appearance: Colourless solid
SPECIFICATIONS
assay (permanganometric): 99,5 - 101 %
insoluble in water: max. 0,01 %
pH (5 %, H2O): 7 - 8,5
acidity: passes test
alkalinity: passes test
chlorides (Cl): max. 0,001 %
sulfates (SO4): max. 0,01 %
total nitrogen (as N): max. 0,001 %
ammonium (NH4): max. 0,002 %
heavy metals (as Pb): max. 0,001 %
iron (Fe): max. 5 ppm
sodium (Na): max. 0,02 %
substances darkened by hot H2SO4: passes test
| Reference | Volume | ||
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PO0310005P | x 5 kg |
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PO0310025P | x 25 kg |
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PO03100500 | x 500 g |
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PO03101000 | x 1 kg |
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