Síran zinečnatý heptahydrát 99.5% for analysis
Dodávateľ: Thermo Fisher Scientific
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Nebezpečí
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205980010
205982500
205980050
ACRO205980010EA
147.41
EUR
ACRO205980010
ACRO205982500
ACRO205980050
Síran zinečnatý heptahydrát 99.5% for analysis
Síran zinečnatý heptahydrát
Vzorec:
ZnSO₄·7H₂O Mw: 287.56 Teplota tavenia: 100 Skladovacia teplota: Ambient |
Číslo MDL:
MFCD00149894 Číslo CAS: 7446-20-0 EINECS: 231-793-3 OSN: 3077 ADR: 9 III Merck Index: 12,10293 |
Výsledky špecifikačného testu
Appearance | White Crystalline powder or crystals and/or chunks |
Titration Complexometric | ≥99.4 % |
pH | 4.4 to 6.0 (5 % at 25°C) |
Chloride (Cl) | ≤5 ppm |
Arsenic (As) | ≤1 ppm |
Iron (Fe) | ≤10 ppm |
Lead (Pb) | ≤10 ppm |
Manganese (Mn) | ≤3 ppm |
Potassium (K) | ≤10 ppm |
Sodium (Na) | ≤10 ppm |
Nitrogen compounds (as N) | ≤0.002 % |
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