Sodium persulfate
SIGMA/71889 - BioUltra, ≥99%
Synonym: Sodium peroxodisulfate
CAS Number: 7775-27-1
Empirical Formula (Hill Notation): Na2O8S2
Molecular Weight: 238.10
EC Number: 231-892-1
MDL Number: MFCD00003501
Linear Formula: Na2S2O8
Product Type: Chemical
absorption | cut-off at 309 nm in H2O at 1 M |
anion traces | chloride (Cl-): ≤50 mg/kg |
assay | ≥99% |
cation traces | Al: ≤5 mg/kg |
As: ≤0.1 mg/kg | |
Ba: ≤5 mg/kg | |
Bi: ≤5 mg/kg | |
Ca: ≤50 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 | |
form | crystals |
impurities | insoluble matter, passes filter test |
InChI | 1S/2Na.H2O8S2/c;;1-9(2,3) |
InChI key | CHQMHPLRPQMAMX-UHFFFAOYSA |
pH | 2.5-4.0 (25 °C, 1 M in H2O) |
product line | BioUltra |
Quality Level | 100 |
SMILES string | [Na+].[Na+].[O-]S(=O)(=O) |
solubility | H2O: 1 M at 20 °C, clear, colorless |
Application: |
https://doi.org/10.1021/a |
Other Notes: | Promotor for polymerization reactions |
Symbol | GHS03,GHS07,GHS08 |
Signal word | Danger |
Hazard statements | H272 - H302 - H315 - H317 - H334 - H335 |
Precautionary statements | P210 - P220 - P261 - P280 - P301 + P312 - P302 + P352 |
Hazard Codes | O,Xn |
Risk Statements | 8-22-36/37/38-42/43 |
Safety Statements | 22-26-36/37 |
RIDADR | UN 1505 5.1 / PGIII |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99% |
UNSPSC | 12352302 |