Natriumdichromat dihydrat 99%
Leverandør: Thermo Fisher Scientific
Ratings:
Ingen bedømmelse
Samlet vurdering
Gennemsntilig vurdering
|
Farlig
|
219240010
219240025
ACRO219240010EA
1080
DKK
ACRO219240010
ACRO219240025
Natriumdichromat dihydrat 99%
Natriumdichromat dihydrat
Formel:
Na₂Cr₂O₇·2H₂O Molekylvægt: 298.00 g/mol (261.97 anhy) Smeltepunkt: 357 °C Opbevaringstemperatur: Stue temperatur |
MDL Number:
MFCD00149166 CAS-nummer: 7789-12-0 EINECS: 234-190-3 UN nummer: 3087 ADR: 5.1 II Merck Index: 12,08754 |
Specifikationer Testresultater
Appearance | Orange Crystals or needles |
Titration Iodometric | ≥98.5 % |
pH | 3.5 to 3.9 (5 % solution) |
Chloride (Cl) | ≤100 ppm |
Sulfate (SO4) | ≤1000 ppm |
Insoluble matter | ≤0.01 % (in water) |
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