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Selenium, 99.5+%, powder, -200 mesh

Product Code. 10276300 Shop All Thermo Scientific Chemicals Products
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250 g
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Glass bottle
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250g
50g
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Product Code. Quantity Packaging Unit Size
10276300 50 g Glass bottle 50g
10604712 250 g Glass bottle 250g
15634454 1 kg Glass bottle 1kg
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Product Code. 10276300 Supplier Thermo Scientific Acros Supplier No. 198070500
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Beschreibung

CAS: 7782-49-2 | Se | 78.97 g/mol

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.

TRUSTED_SUSTAINABILITY

Chemische Identifikatoren

CAS 7782-49-2
Molecular Formula Se
Molecular Weight (g/mol) 78.97
MDL Number MFCD00134090 MFCD00011224
InChI Key BUGBHKTXTAQXES-UHFFFAOYSA-N
Synonym selenium, elemental, selen, hydride, atom, elemental, selenio, vandex, alloy, and compounds, gray
PubChem CID 6326970
ChEBI CHEBI:27568
IUPAC Name selenium
SMILES [Se]

Spezifikation

Boiling Point 685.0°C
Melting Point 217.0°C
Color Colorless to Yellow
Physical Form Solution
Quantity 50 g
Packaging Glass bottle
Specific Gravity 4.81
Assay Percent Range 99.5% min
Density 4.8100 g/mL
Linear Formula Se
Fieser 01,990; 04,422; 05,575; 06,507; 08,439; 10,345; 11,465; 14,281
Merck Index 158,568
Solubility Information Solubility in water: insoluble. Other solubilities: soluble in concentrated acid, slightly soluble in diehtyl ether, almost insoluble in carbon disulfide, insoluble in ethanol
Formula Weight 78.96
Percent Purity ≥99.5%
Chemical Name or Material Selenium
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Sicherheit und Handhabung

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Produktidentifikator
  • Selenium
 Signalwort
  • Danger
 Gefahrenkategorie
  • Acute toxicity Category 3
  • LONG-TERM AQUATIC HAZARD Chronic 4
  • Specific target organ toxicity after repeated exposure Category 2
 Gefahrenhinweis
  • H373-May cause damage to organs.
  • H331-Toxic if inhaled.
  • H413-May cause long lasting harmful effects to aquatic life.
  • H301-Toxic if swallowed.
 Sicherheitshinweis
  • P260-Do not breathe dust/fume/gas/mist/vapours/spray.
  • P264-Wash face, hands and any thoroughly after handling.
  • P273-Avoid release to the environment.
  • P301+P310-IF SWALLOWED: Immediately call a POISON CENTER/doctor /
  • P304+P340-IF INHALED: Remove person to fresh air and keep comfortable for breathing.
  • P311-Call a POISON CENTER/doctor/ .
  • P403+P233-Store in a well-ventilated place. Keep container tightly closed.
Sicherheitsdatenblatt (SDS)

RUO – Research Use Only

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