Natriumthiosulfat, anhydrous 99% for analysis
Leverandør: Thermo Fisher Scientific
Ratings:
Ingen bedømmelse
Samlet vurdering
Gennemsntilig vurdering
Synonymer:
Sodiumthiosulphate, Sodium hyposulphite, Antichlor, di-Sodium thiosulphate
450620010
450620050
450622500
ACRO450620010EA
390
DKK
ACRO450620010
ACRO450620050
ACRO450622500
Natriumthiosulfat, anhydrous 99% for analysis
Sodium thiosulphate
Formel:
Na₂S₂O₃ Molekylvægt: 158.11 g/mol Kogepunkt: 100 Smeltepunkt: 48 °C Opbevaringstemperatur: Stue temperatur |
MDL Number:
MFCD00003499 CAS-nummer: 7772-98-7 Merck Index: 12,08844 |
Specifikationer Testresultater
Appearance | White Crystalline powder |
Titration Iodimetric | ≥98.5 % |
Loss on drying | ≤1 % (105°C) |
pH | 6.0 to 8.4 (5 % in water) |
Chloride (Cl) | ≤0.05 % |
Sulfide (S) | ≤50 ppm |
Cadmium (Cd) | ≤50 ppm |
Calcium (Ca) | ≤50 ppm |
Cobalt (Co) | ≤50 ppm |
Copper (Cu) | ≤50 ppm |
Iron (Fe) | ≤50 ppm |
Lead (Pb) | ≤50 ppm |
Nickel (Ni) | ≤50 ppm |
Potassium (K) | ≤100 ppm |
Zinc (Zn) | ≤50 ppm |
Insoluble matter | ≤0.01 % (in water) |
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