Sodium Disulfite Dry, Extra Pure, Dab, P
From £429.11 per (ex VAT)
Sodium Disulfite Dry, Extra Pure, Dab, P
Product Code | 13459-4X5KG-R |
---|---|
Unit of Measure | 4X5KG |
CAS Number | 7681-57-4 |
MDL NUMBER | MFCD00167602 |
EMPIRICAL FORMULA | CHNa2O5S2 |
Molecular Weight | 190.11 |
Synonyms | Sodium Disulfite; Sodium Pyrosulfite |
Brand | SIGMA-ALDRICH |
Tiered Pricing - 13459-4X5KG-R
Qty | Discount | Price |
---|---|---|
4+ | 13% | £449.79 |
12+ | 15% | £439.45 |
36+ | 17% | £429.11 |
Properties
Property | Value |
---|---|
eCl@ss | 32160000 |
Shipped on ICE | STD |
UNSPSC Code | 12352302 |
ADRSuff | 1 |
CAS Number | 7681-57-4 |
EINECSNo | 231-673-0 |
Flash Point | Not applicable |
GHS Categories | Acute Tox. 4,Eye Dam. 1 |
GHS Hazard Codes | H302-H318 |
GHS Hazard Statements | Harmful if swallowed. Causes serious eye damage. |
GHS Pictograms | GHS05,GHS07 |
GHS Precaution Codes | P280 - P301 + P312 + P330 - P305 + P351 + P338 + P310 |
GHS Precaution Statements | Wear protective gloves/ eye protection/ face protection. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
GHS Signal Words | Danger |
Hazard Symbols | Xn |
Hazard Symbols Descriptions | Harmful |
MDL Number | MFCD00167602 |
Melting Point | >300 C (lit.) |
Molecular Formula | CHNa2O5S2 |
Molecular Weight | 190.11 |
Net Weight | 20 |
R-Phrases | 22-31-41-52 |
RTECSNo | UX8225000 |
S-Phrases | 26-39-46 |
Synonyms | Sodium disulfite; Sodium pyrosulfite |
Tariff Number | 28321000000 |
MSDS Link | https://www.sigmaaldrich.com/MSDS/MSDS/DisplayMSDSPage.do?country=DElanguage=ENproductNumber=13459brand=SIGALD |
Quality Level | 200 |
impurities | residue of solvents, complies |
quality | dry |
Assay | 65.0-67.4% SO2 basis |
form | powder or crystals |
cation traces | Cu: <=10 mg/kg |
pH | 3.5-5.0 (20 C, 5%) |
mp | >300 C (lit.) |
InChI | 1S/2Na.H2O5S2/c;;1-6(2)7(3,4)5/h;;(H,1,2)(H,3,4,5)/q2*+1;/p-2 |
grade | puriss. |
Anion Traces | chloride (Cl-): <=100 mg/kg |
SMILES string | [Na+].[Na+].[O-]S(=O)S([O-])(=O)=O |
InChI key | HRZFUMHJMZEROT-UHFFFAOYSA-L |
suitability | complies for appearance of solution |
Description
Sodium Disulfite Dry, Extra Pure, Dab, P