Substance
ID:358861
Names and Identifiers
Synonyms
Sodium tetrathionate dihydrate连四硫酸钠 二水合物
IUPAC name
disodium dihydrate (sulfonatodisulfanyl)sulfonate
IUPAC Traditional name
disodium dihydrate tetrathionate
Properties
Product Information
Cation Traces
Mg: ≤5 mg/kg
Mo: ≤5 mg/kg
Ca: ≤50 mg/kg
Co: ≤5 mg/kg
Pb: ≤5 mg/kg
Cr: ≤5 mg/kg
K: ≤50 mg/kg
Mn: ≤5 mg/kg
Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Li: ≤5 mg/kg
Ni: ≤5 mg/kg
Ba: ≤5 mg/kg
Fe: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg
Bi: ≤5 mg/kg
Cd: ≤5 mg/kg
Cu: ≤5 mg/kg
Product Line
BioUltra
abs.
absorption0.1M/311 nm, H2O cut-off
Impurities
insoluble matter, passes filter test
10.5-12.5% water (Karl Fischer)
Linear Formula
NaO3SS2SO3Na · 2H2O
Purity
≥99.0% (T)
Antion Traces
thiosulfate (S2O32-): ≤500 mg/kg
Safety Information
Risk Statements
36/37/38
GHS Precautionary statements
P261-P305+P351+P338
GHS Signal Word
Warning
European Hazard Symbols
Irritant (Xi)MSDS Link
GHS Hazard statements
H315-H319-H335
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
RTECS
XF6470000
GHS Pictograms
Acute toxicity (oral, dermal, inhalation), category 4
Skin irritation, category 2
Eye irritation, category 2
Skin sensitisation, category 1
Specific Target Organ Toxicity – Single exposure, category 3
Safety Statements
26-36
German water hazard class
3
Storage Temperature
2-8°C
Physical Property
Density
2.1 g/mL at 25 °C(lit.)
Solubility
H2O: soluble0.1 M at 20 °C, clear, colorless
pH
3.8-6.0 (25 °C, 0.1 M in H2O)
Molecule Details
Other Notes
Quantitative determination of cystine and cysteine in proteins1; Reversibly modifies the essential cysteinyl residues in bact. luciferase2; In conjunction with sodium sulfite to remove nucleic acids from yeast nucleoprotein complexes by sulfitolysis3
Quantitative determination of cystine and cysteine in proteins1; Reversibly modifies the essential cysteinyl residues in bact. luciferase2; In conjunction with sodium sulfite to remove nucleic acids from yeast nucleoprotein complexes by sulfitolysis3
Molecular Spectra
No Data Available
Click here to submit data
References
No Data Available
Click here to submit data