POTASSIUM NITRITE CRYST. FOR ANALYSIS

Code: 1050670250 D2-231

Analysis Note

Assay (cerimetric): ≥ 97.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water): 7.0 - 10.0Chloride (Cl): ≤ 0.005 %Sulfate (SO4): Ͱ...


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Analysis Note

Assay (cerimetric): ≥ 97.0 %Insoluble matter: ≤ 0.01 %pH-value (5 %; water): 7.0 - 10.0Chloride (Cl): ≤ 0.005 %Sulfate (SO4): ≤ 0.005 %Heavy metals (as Pb): ≤ 0.0005 Ê (Calcium): ≤ 0.003 þ (Iron): ≤ 0.0005 %Mg (Magnesium): ≤ 0.002 %Na (Sodium): ≤ 0.5 %Corresponds to ACS

Legal Information

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

anion tracessulfate (SO42-): ≤0.005%, chloride (Cl-): ≤0.005%
assay≥97.0% (cerimetric)
bulk density980 kg/m3
cation tracesFe: ≤0.0005%, Ca: ≤0.003%, Mg: ≤0.002%, Na: ≤0.5%, heavy metals (as Pb): ≤0.0005%
density1.92 g/cm3 at 20 °C
formsolid
gradeACS reagent
impurities≤0.01% Insoluble matter
InChI keyBXNHTSHTPBPRFX-UHFFFAOYSA-M
InChI1S/K.HNO2/c;2-1-3/h;(H,2,3)/q+1;/p-1
mp407 °C
pH7-10 (20 °C, 50 g/L in H2O)
product lineEMSURE®
Quality Level300
solubility2810 g/L
storage temp.2-30°C
Cas Number7758-09-0
Hazard Class5.1
Un Number1488
Pack GroupII
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