DI-POTASSIUM OXALATE MONOHYDR FOR ANALYS

Code: 1050730250 D2-231

Analysis Note

Assay (oxidimetric): 99.5 - 101.0 %Insoluble matter: ≤ 0.01 %Neutrality: passes testChloride (Cl): ≤ 0.001 %Sulfate (SO4): ≤ 0.01 %...


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Analysis Note

Assay (oxidimetric): 99.5 - 101.0 %Insoluble matter: ≤ 0.01 %Neutrality: passes testChloride (Cl): ≤ 0.001 %Sulfate (SO4): ≤ 0.01 %Heavy metals (as Pb): ≤ 0.001 %NH4 (Ammonium): ≤ 0.002 þ (Iron): ≤ 0.0005 %Na (Sodium): ≤ 0.02 %Substances darkened by hot sulfric acid: passes testCorresponds to ACS

Legal Information

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

Packaging

1 kg in Plastic bottle

250 g in Plastic bottle

anion tracessulfate (SO42-): ≤0.01%, chloride (Cl-): ≤0.001%
assay99.5-101.0% (oxidimetric)
bulk density700‑1100 kg/m3
cation tracesFe: ≤0.0005%, NH4+: ≤0.002%, heavy metals (as Pb): ≤0.001%, Na: ≤0.02%
density2.20 g/cm3 at 20.4 °C
formsolid
gradeACS reagent
impurities≤0.01% Insoluble matter
InChI keyQCPTVXCMROGZOL-UHFFFAOYSA-L
InChI1S/C2H2O4.2K.H2O/c3-1(4)2(5)6;;;/h(H,3,4)(H,5,6);;;1H2/q;2*+1;/p-2
mp>138 °C (decomposition)
pH7.0-8.5 (20 °C, 50 g/L in H2O)
potency660 mg/kg LD50, oral (Rat)
product lineEMSURE®
Quality Level300
solubility392 g/L (anhydrous substance)
storage temp.2-30°C
vapor pressure﹤0.1 hPa ( 20 °C)
Cas Number6487-48-5
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