POTASSIUM DICHROMATE FOR ANALYSIS EMSURE

Code: 1048640500 D2-231

Analysis Note

Assay (iodometric, calc. on dried substance): ≥ 99.9 %Insoluble matter: ≤ 0.005 %Chloride (Cl): ≤ 0.001 %Sulfate (SO4): ≤ 0.0...


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Analysis Note

Assay (iodometric, calc. on dried substance): ≥ 99.9 %Insoluble matter: ≤ 0.005 %Chloride (Cl): ≤ 0.001 %Sulfate (SO4): ≤ 0.005 Ê (Calcium): ≤ 0.002 %Cu (Copper): ≤ 0.001 þ (Iron): ≤ 0.001 %Na (Sodium): ≤ 0.02 %Pb (Lead): ≤ 0.005 %Loss on drying (130 °C): ≤ 0.05 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Linkage

Replaces: PX1445-2; PX1445

Packaging

1 kg in Plastic bottle

500 g in Plastic bottle

agencyreag. ISO, reag. Ph. Eur.
anion tracessulfate (SO42-): ≤0.005%, chloride (Cl-): ≤0.001%
assay≥99.9% dry basis (iodometric)
bp>500 °C/1013 hPa
bulk density1250 kg/m3
cation tracesPb: ≤0.005%, Fe: ≤0.001%, Ca: ≤0.002%, Na: ≤0.02%, Cu: ≤0.001%
density2.7 g/cm3 at 20 °C
formcrystalline
gradeACS reagent
impurities≤0.005% Insoluble matter
InChI keyKMUONIBRACKNSN-UHFFFAOYSA-N
InChI1S/2Cr.2K.7O/q;;2*+1;;;;;;2*-1
loss≤0.05% loss on drying, 130 °C
mp398 °C
pH3.6 (100 g/L in H2O)
potency1170 mg/kg LD50, skin (Rat), 90.5 mg/kg LD50, oral (Rat)
product lineEMSURE®
Quality Level300
solubility115 g/L
storage temp.2-30°C
Cas Number7778-50-9
Hazard Class6.1
Un Number3086
Pack GroupII
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