60413
Potassium sodium tartrate tetrahydrate
BioUltra, ≥99.5% (NT)
Synonym(s):
L(+)-Tartaric acid potassium Sodium salt, Rochelle salt, Seignette salt
Select a Size
| Size/SKU | Availability | Price |
|---|---|---|
250 g | Please contact Customer Service for Availability | €83.20 |
1 kg | Please contact Customer Service for Availability | €251.00 |
About This Item
product line
BioUltra
Quality Segment
assay
≥99.5% (NT)
form
solid
optical activity
[α]20/D +22±1°, c = 1% in H2O
impurities
insoluble matter, passes filter test, ≤0.002% total nitrogen (N)
pH
7.0-8.5 (25 °C, 1 M in H2O)
solubility
H2O: 1 M at 20 °C, clear, colorless
anion traces
chloride (Cl-): ≤5 mg/kg, phosphate (PO43-): ≤10 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg, As: ≤0.1 mg/kg, Ba: ≤5 mg/kg, Bi: ≤5 mg/kg, Ca: ≤10 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Li: ≤5 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Mo: ≤5 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Sr: ≤5 mg/kg, Zn: ≤5 mg/kg
λ
1 M in H2O
UV absorption
λ: 260 nm Amax: 0.026, λ: 280 nm Amax: 0.022
SMILES string
O.O.O.O.[Na+].[K+].O[C@H]([C@@H](O)C([O-])=O)C([O-])=O
InChI
1S/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
InChI key
VZOPRCCTKLAGPN-ZFJVMAEJSA-L
1 of 1
This Item | ||
|---|---|---|
| assay ≥99.5% (NT) | assay ≥99% | assay 99.0-102.0% (alkalimetric) |
| product line BioUltra | product line ReagentPlus® | product line EMSURE® |
| form solid | form crystalline | form solid |
| pH 7.0-8.5 (25 °C, 1 M in H2O) | pH - | pH 7.0-8.5 (25 °C, 50 g/L in H2O) |
| solubility H2O: 1 M at 20 °C, clear, colorless | solubility - | solubility - |
| cation traces Al: ≤5 mg/kg, Ba: ≤5 mg/kg, Ca: ≤10 mg/kg, Co: ≤5 mg/kg, Cu: ≤5 mg/kg, Li: ≤5 mg/kg, Mn: ≤5 mg/kg, Ni: ≤5 mg/kg, Sr: ≤5 mg/kg, As: ≤0.1 mg/kg, Cd: ≤5 mg/kg, Fe: ≤5 mg/kg, Mo: ≤5 mg/kg, Zn: ≤5 mg/kg, Bi: ≤5 mg/kg, Mg: ≤5 mg/kg, Cr: ≤5 mg/kg, Pb: ≤5 mg/kg | cation traces - | cation traces Ca: ≤0.004%, Cu: ≤0.0005%, Fe: ≤0.0005%, NH4+: ≤0.002%, Pb: ≤0.0005%, heavy metals: ≤0.0005% ((ACS) ) |
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Storage Class
11 - Combustible Solids
wgk
WGK 1
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