Selenium(IV) oxide, 99.999%, (trace metal basis), Thermo Scientific Chemicals

Product Code	Brand	Quantity	Packaging
10358620	Thermo Scientific Acros 193980100	10 g	Glass bottle
10286820	Thermo Scientific Acros 193980500	50 g	Glass bottle

Description

This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

For ultra trace analysis

Chemical Identifiers

• CAS: 7446-08-4
• Molecular Weight (g/mol): 110.97
• InChI Key: JPJALAQPGMAKDF-UHFFFAOYSA-N
• PubChem CID: 24007
• SMILES: O=[Se]=O

• Molecular Formula: O2Se
• MDL Number: MFCD00003562
• Synonym: selenium oxide, selenium iv oxide, oxoselane oxide, selenious anhydride, selenium oxide seo2, seleniumdioxide, dimer, selenous acid anhydride, selenium iv dioxide 1:2, selenium oxide se2o4
• IUPAC Name: selenium dioxide

Specifications

• Melting Point: 315°C
• Color: White
• Assay Percent Range: 99.999%
• Linear Formula: SeO₂
• Fieser: 01,992; 02,360; 03,245; 04,422; 05,575; 06,509; 08,439; 09,409; 10,345; 11,96; 13,272; 14,177; 15,89; 17,312
• Synonym: selenium oxide, selenium iv oxide, oxoselane oxide, selenious anhydride, selenium oxide seo2, seleniumdioxide, dimer, selenous acid anhydride, selenium iv dioxide 1:2, selenium oxide se2o4
• InChI Key: JPJALAQPGMAKDF-UHFFFAOYSA-N
• IUPAC Name: selenium dioxide
• PubChem CID: 24007
• Percent Purity: 100.00%
• Chemical Name or Material: Selenium(IV) oxide, 99.999%

• CAS: 7446-08-4
• Physical Form: Fine Crystalline Powder
• Molecular Formula: O2Se
• MDL Number: MFCD00003562
• Merck Index: 15, 8571
• Solubility Information: Solubility in water: 38.4g/100mL (14°C). Other solubilities: 1.11 parts/100 parts acetic acid (13.9°C),10.16 parts/100 parts methanol (11.8°C),6.67 parts/100 parts 93% ethanol (14°C),4.35 parts/100 parts acetone (15.3°C)
• SMILES: O=[Se]=O
• Molecular Weight (g/mol): 110.97
• Formula Weight: 110.96
• Grade: Trace Metal Basis

Safety and Handling

GHS H Statement:
Toxic if swallowed.
Toxic if inhaled.
May cause damage to organs through prolonged or repeated exposure.
Very toxic to aquatic life with long lasting effects.

GHS P Statement:
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
Wear 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.
Immediately call a POISON CENTER or doctor/physician.
IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.
Do not breathe dust/fume/gas/mist/vapors/spray.
Avoid release to the environment.

WARNING: The information provided on this web site was developed in compliance with European Union (EU) regulations and is correct to the best of our knowledge, information and belief at the date of its publication. The information given is designed only as a guide for safe handling and use. It is not to be considered as either a warranty or quality specification.

GHS Signal Word: Danger

missing translation for 'einecsNumber' : 231-194-7

missing translation for 'rtecsNumber' : VS8575000

missing translation for 'tsca' : TSCA

Product Identifier

• Selenium(IV) oxide

Signal Word

• Danger

Hazard Category

• Acute toxicity Category 3
• LONG-TERM AQUATIC HAZARD Chronic 1
• ACUTE AQUATIC Acute 1
• Specific target organ toxicity after repeated exposure Category 2

Hazard Statement

• H400-Very toxic to aquatic life.
• H410-Very toxic to aquatic life with long lasting effects.
• H373-May cause damage to organs.
• H331-Toxic if inhaled.
• H301-Toxic if swallowed.

Precautionary Statement

• P260-Do not breathe dust/fume/gas/mist/vapours/spray.
• P273-Avoid release to the environment.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
• P301+P330+P331-IF SWALLOWED: rinse mouth. Do NOT induce vomiting.
• P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P310-Immediately call a POISON CENTER/doctor/.

RUO – Research Use Only