Sodium thiosulfate

Quality Level

200

product line

Emplura^®

Assay

≥97.0% (iodometric)

form

solid

potency

>5000 mg/kg LD₅₀ oral (Rat)

pH

6.0-9.5 (20 °C 50 g/L in H₂O)

solubility

701 g/L

density

1.67 g/cm³ at 20 °C

bulk density

1350 kg/m³

anion traces

sulfide (S^2-): ≤0.002%

cation traces

Fe: ≤0.005%
heavy metals (as Pb): ≤0.005%

storage temp.

2-30°C

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