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Potassium sodium tartrate tetrahydrate, 1 kg

≥99 %, p.a., ACS, ISO
Pack Qty.
Pack.
Seignette salt
Empirical formula C4H4KNaO6 · 4 H2O
Molar mass (M) 282,22 g/mol
Melting point (mp) 80 °C
WGK 1
CAS No. [6381-59-5]
EG-Nr. 205-698-2

Used as a constituent of Fehling's solution.

Guarantee analysis

64,90 €/op. 

plus VAT | 1 kg za op.

Nr kat. 8087.1

Dostępny z magazynu w Karlsruhe
Szybka, prosta i niezawodna dostawa.
od 6 op. 61,66 €/op.
od 24 op. 58,41 €/op.
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Potassium sodium tartrate tetrahydrate
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Nr kat. Pack Qty. Pack. Cena Ilość
8087.1 1 kg plastic 64,90 €
8087.2 500 g plastic 39,50 €
8087.3 2,5 kg plastic 142,90 €
Dostępny z magazynu w Karlsruhe
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Informacje ogólne

Complexometry


Salts for Analysis

Our salts for analysis are manufactured under strict production guidelines. Analytical purity and best quality reliably characterize each batch. Salts in p.a. quality made by Carl ROTH meet the high requirements for reproducible results. Most of our salts are additionally specified according to international standards like ACS and ISO.

Definition:
p.a.: pro analysi (for analysis)ACS: American Chemical SocietyISO: International Standard Organisation


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Guarantee analysis

Assay (perchloric acid titration)≥99 %  
pH value (5 % in water)6,5-8,5  
In H2O insoluble matter≤0,003 %  
Chloride (Cl)≤0,0005 %  
Sulphate (SO4)≤0,005 %  
Phosphate (PO4)≤0,001 %  
Ammonium (NH4)≤0,002 %  
Arsenic (As)≤0,00002 %  
Lead (Pb)≤0,0002 %  
Calcium (Ca)≤0,002 %  
Iron (Fe)≤0,0002 %  
Copper (Cu)≤0,0002 %  
Magnesium (Mg)≤0,002 %  
Nickel (Ni)≤0,0005 %  
Heavy metals (as Pb)≤0,0005 %  

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