酒石酸钾钠四水合物 [罗谢尔盐四水合物]，Potassium sodium tartrate tetrahydrate；for analysis EMSURE® ACS,ISO,Reag. Ph Eur, 99.0-102.0% (alkalimetric)

等级

ACS reagent

质量水平

300

Agency

reag. ISO
reag. Ph. Eur.

产品线

EMSURE^®

检测方案

99.0-102.0% (alkalimetric)

形式

solid

杂质

≤0.005% Insoluble matter

pH值（酸碱度）

7.0-8.5 (25 °C, 50 g/L in H₂O)

mp

70-80 °C

堆积密度

1000 kg/m³

痕量阴离子

chloride (Cl^-): ≤0.0005%
phosphate (PO₄^3-): ≤0.001%
sulfate (SO₄^2-): ≤0.005%

痕量阳离子

Ca: ≤0.004%
Cu: ≤0.0005%
Fe: ≤0.0005%
NH₄⁺: ≤0.002%
Pb: ≤0.0005%
heavy metals (as Pb): ≤0.0005%

储存温度

2-30°C

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