POTASSIUM SODIUM TARTRATE TETRAH. P.A.

Code: 1080879012 D2-231

Analysis Note

Assay (alkalimetric): 99.0 - 102.0 %Insoluble matter: ≤ 0.005 %pH-value (5 %; water; 25 °C): 7.0 - 8.5Chloride (Cl): ≤ 0.0005 %Phosphate (PO

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Analysis Note

Assay (alkalimetric): 99.0 - 102.0 %Insoluble matter: ≤ 0.005 %pH-value (5 %; water; 25 °C): 7.0 - 8.5Chloride (Cl): ≤ 0.0005 %Phosphate (PO4): ≤ 0.001 %Sulfate (SO4): ≤ 0.005 %Heavy metals (as Pb): ≤ 0.0005 Ê (Calcium): ≤ 0.004 %Cu (Copper): ≤ 0.0005 þ (Iron): ≤ 0.0005 %NH4 (Ammonium): ≤ 0.002 %Pb (Lead): ≤ 0.0005 %Corresponds to ACS,ISO,Reag. Ph Eur

Legal Information

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

Linkage

Replaces: PX1590; PX1590-1; PX1590-2; PX1590-5; PX1590-11;

Packaging

50 kg in Fibre carton

1, 5 kg in Plastic bottle

12 kg in Bucket, plastic

500 g in Plastic bottle

agencyreag. ISO, reag. Ph. Eur.
anion tracessulfate (SO42-): ≤0.005%, phosphate (PO43-): ≤0.001%, chloride (Cl-): ≤0.0005%
assay99.0-102.0% (alkalimetric)
bulk density1000 kg/m3
cation tracesFe: ≤0.0005%, Pb: ≤0.0005%, Cu: ≤0.0005%, NH4+: ≤0.002%, heavy metals (as Pb): ≤0.0005%, Ca: ≤0.004%
formsolid
gradeACS reagent
impurities≤0.005% Insoluble matter
InChI keyVZOPRCCTKLAGPN-ZFJVMAEJSA-L
InChI1S/C4H6O6.K.Na.4H2O/c5-1(3(7)8)2(6)4(9)10;;;;;;/h1-2,5-6H,(H,7,8)(H,9,10);;;4*1H2/q;2*+1;;;;/p-2/t1-,2-;;;;;;/m1....../s1
mp70-80 °C
pH7.0-8.5 (25 °C, 50 g/L in H2O)
product lineEMSURE®
Quality Level300
storage temp.2-30°C
Cas Number6381-59-5
This product has met the following criteria to qualify for the following awards:



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