POTASSIUM SULFATE FOR ANALYSIS EMSURE

Code: 1051530500 D2-231

Analysis Note

Assay (alkalimetric): ≥ 99.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water, 25 °C): 5.5 - 7.5Chloride (Cl): ≤ 0.0005 %Total nitrogen (N...


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Analysis Note

Assay (alkalimetric): ≥ 99.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water, 25 °C): 5.5 - 7.5Chloride (Cl): ≤ 0.0005 %Total nitrogen (N): ≤ 0.0005 %Heavy metals (as Pb): ≤ 0.0005 %As (Arsenic): ≤ 0.0002 Ê (Calcium): ≤ 0.005 þ (Iron): ≤ 0.0005 %Mg (Magnesium): ≤ 0.002 %Na (Sodium): ≤ 0.02 %Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

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

Linkage

Replaces: PX1595; PX1595-1; PX1595-5; PX1595-6; PX1595-20

Packaging

1, 5 kg in Plastic bottle

500 g in Plastic bottle

25 kg in Fibre carton

agencyreag. ISO, reag. Ph. Eur.
anion traceschloride (Cl-): ≤0.0005%
assay≥99.0% (alkalimetric)
bp1689 °C/1013 hPa
bulk density800 kg/m3
cation tracesFe: ≤0.0005%, Ca: ≤0.005%, Mg: ≤0.002%, As: ≤0.0002%, Na: ≤0.02%, heavy metals (as Pb): ≤0.0005%, N: ≤0.0005%
density2.66 g/cm3 at 20 °C
formsolid
gradeACS reagent
impurities≤0.01% Insoluble matter
InChI keyOTYBMLCTZGSZBG-UHFFFAOYSA-L
InChI1S/2K.H2O4S/c;;1-5(2,3)4/h;;(H2,1,2,3,4)/q2*+1;/p-2
mp1069 °C
pH5.5-8.5 (20 °C, 50 g/L in H2O)
potency6600 mg/kg LD50, oral (Rat)
product lineEMSURE®
Quality Level300
storage temp.2-30°C
Cas Number7778-80-5
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