五水硫代硫酸钠

等级

ACS reagent

质量水平

300

Agency

reag. ISO
reag. Ph. Eur.
suitable for SM 2310
suitable for SM 2320
suitable for SM 4500 - NH3

产品线

EMSURE^®

方案

99.5-101.0% (iodometric)

表单

solid

效能

>5000 mg/kg LD₅₀, oral (Rat)

杂质

≤0.005% Insoluble matter

pH值（酸碱度）

6.0-7.5 (20 °C, 100 g/L in H₂O)

mp

48 °C

密度

1.74 g/cm³ at 20 °C

堆积密度

1000 kg/m³

痕量阴离子

chloride (Cl^-): ≤0.008%
sulfate, sulfite (as SO₄^2-): ≤0.1%
sulfide (S^2-): passes test

痕量阳离子

Ca: ≤0.002%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.001%
Mg: ≤0.001%
N: ≤0.002%
Pb: ≤0.0005%
heavy metals (as Pb): ≤0.001%

储存温度

2-30°C

SMILES字符串

[Na+].[Na+].[S](=S)(=O)([O-])[O-].O.O.O.O.O

InChI

1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2

InChI key

PODWXQQNRWNDGD-UHFFFAOYSA-L