Sodium Thiosulfate Pentahydrate AR 99.5% 500g
50001-500g
Non Hazardous
Parameter |
Specification |
Assay |
99.5% min |
pH (5% solution@25 degC) |
8.4 |
Ca |
0.002 % max |
Cu |
0.0005 % max |
Fe |
0.005 % max |
Insoluble |
0.005 % max |
K |
0.001 % max |
Mg |
0.001 % max |
N cpds (as N) |
0.002 % max |
Pb |
0.0005 % max |
S |
0.0001 % max |
SO4 & SO3 (as SO4) |
0.1 % max |
Product information:-
CAS 7772-98-7
Formula Na2S2O3.5H2O
Mwt = 248.18
Description: colourless crystals.
GHS – Non Hazardous
Hazards – see Safety Data Sheet ( SDS)
Unit Qty: ea
Availability: 11 in stock