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1.07714

Supelco

Selenium black 99+

for analysis EMSURE®

Synonym(s):

Selenium black 99+

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About This Item

Empirical Formula (Hill Notation):
Se
CAS Number:
Molecular Weight:
78.96
MDL number:
UNSPSC Code:
12141910
EC Index Number:
231-957-4
NACRES:
NA.21

vapor pressure

<1 Pa ( 20 °C)

Quality Level

product line

EMSURE®

Assay

≥99.0% (gravimetric)

form

solid

potency

6700 mg/kg LD50, oral (Rat)

impurities

≤0.005% Cu (Copper)
≤0.05% Fe (Iron)
≤0.05% Pb (Lead)

ign. residue

≤0.5%

bp

685 °C/1013 hPa

mp

217 °C

solubility

slightly soluble <0.021 mg/L

density

4.28 g/cm3 at 20 °C

bulk density

1270 kg/m3

storage temp.

no temp limit

InChI

1S/Se

InChI key

BUGBHKTXTAQXES-UHFFFAOYSA-N

Analysis Note

Identity: passes test
Assay (gravimetrically): ≥ 99.0 %
Cu (Copper): ≤ 0.005 %
Fe (Iron): ≤ 0.05 %
Pb (Lead): ≤ 0.05 %
Residue on ignition: ≤ 0.5 %
Particle size (> 150 µm): ≤ 5 %

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Skull and crossbonesHealth hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Chronic 4 - STOT RE 2

Storage Class Code

6.1C - Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects

WGK

WGK 2

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

EU REACH Annex XVII (Restriction List)

CAS No.

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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