Name | Sodium selenate |
Synonyms | a13-10625 selenic acid Sodium selenate SODIUM SELENATE disodium selenite Sodiumselenate anhydrous sodium hydrogen selenate SODIUM SELENATE TECHNICAL disodium selenium trioxide SodiumSelenateGr(Anhydrous) sodiumseleniumoxide(na2seo4) Sodium selenite (H2O3Se.2Na) Selenious acid, disodium salt epapesticidechemicalcode072002 SODIUM SELENATE ANHYDROUS SIGMAULTRA |
CAS | 13410-01-0 |
EINECS | 236-501-8 |
InChI | InChI=1/Na.H2O4Se/c;1-5(2,3)4/h;(H2,1,2,3,4)/q+1;/p-1 |
Molecular Formula | Na2O4Se |
Molar Mass | 188.93714 |
Density | 3.213 |
Melting Point | 32(trans.) |
Water Solubility | Soluble in water. |
Vapor Presure | 0.133Pa at 20℃ |
Appearance | Powder |
Specific Gravity | 3.213 |
Color | White |
Odor | Odorless |
Merck | 14,8671 |
Sensitive | Hygroscopic |
Use | Used as an analytical reagent |
Risk Codes | R23/25 - Toxic by inhalation and if swallowed. R33 - Danger of cumulative effects R50/53 - Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R28 - Very Toxic if swallowed R23 - Toxic by inhalation |
Safety Description | S20/21 - S28 - After contact with skin, wash immediately with plenty of soap-suds. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S60 - This material and its container must be disposed of as hazardous waste. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. S28A - |
UN IDs | UN 2630 6.1/PG 1 |
WGK Germany | 2 |
RTECS | VS6650000 |
FLUKA BRAND F CODES | 10 |
TSCA | Yes |
HS Code | 28429010 |
Hazard Class | 6.1 |
Packing Group | I |
pH indicator color change ph range | 5.5-7.5 |
EPA chemical information | Information provided by: ofmpub.epa.gov (external link) |
solubility in water (g/100ml) | dissolution grams per 100ml of water at different temperatures (℃): 13.3g/0 ℃;25.2g/10 ℃;26.9g/20 ℃;77g/30 ℃;81.8g/40 ℃ 78.6g/60 ℃;74.8g/80 ℃;73g/90 ℃;72.7g/100 ℃ |
Use | Used as an analytical reagent |
category | toxic substances |
toxicity classification | highly toxic |
acute toxicity | oral-rat LD50: 1.6 mg/kg |
flammability hazard characteristics | non-combustible; fire decomposition and discharge of toxic selenium oxide smoke |
storage and transportation characteristics | warehouse ventilation and low temperature drying; separate from food storage and transportation |
fire extinguishing agent | water |
occupational standard | TLV-TWA 0.2 mg (selenium)/m3; STEL 0.3 mg (selenium)/m3 |
toxic substance data | information provided by: pubchem.ncbi.nlm.nih.gov (external link) |