MERCK 107714.0050 Selenium Black 99+ for analysis EMSURE® 50G

MERCK 107714.0050 Selenium Black 99+ for analysis EMSURE® 50G

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Kategori
MERCK , Kimyasallar
Marka
MERCK
Stok Kodu
LK.MRCK.1077140050
Fiyat
Fiyatlarımızda KDV dahildir
137,99 EUR + KDV
6.288,04 TL
Ürün Bilgisi
Ürün Bilgisi
Description
Catalogue Number 107714
Product Information
CAS number 7782-49-2
EC index number 034-001-00-2
EC number 231-957-4
Hill Formula Se
Molar Mass 78.96 g/mol
HS Code 2804 90 00
Quality Level MQ300
Physicochemical Information
Boiling point 685 °C (1013 hPa)
Density 4.28 g/cm3 (20 °C)
Melting Point 217 °C
Vapor pressure >0.001 hPa (20 °C)
Bulk density 1270 kg/m3
Solubility <0.021 mg/l slightly soluble
Toxicological Information
LD 50 oral LD50 Rat 6700 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s) H301 + H331: Toxic if swallowed or if inhaled.
H373: May cause damage to organs through prolonged or repeated exposure.
H413: May cause long lasting harmful effects to aquatic life.
Precautionary Statement(s) P260: Do not breathe dust.
P264: Wash skin thoroughly after handling.
P273: Avoid release to the environment.
P301 + P310: IF SWALLOWED: Immediately call a POISON CENTER/doctor.
P304 + P340 + P311: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER/doctor.
P314: Get medical advice/ attention if you feel unwell.
Signal Word Danger
Storage class 6.1C Combustible, acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
WGK WGK 2 obviously hazardous to water
Disposal 17
Inorganic selenium compounds are toxic and must be handled with caution. Container E. Elemental selenium can be recovered by first oxidizing the salts in aqueous solution with concentrated Nitric acid (Cat.No. 100443). The addition of Sodium hydrogen sulfite solution (Item No. 806356) then causes elemental selenium to precipitate out. Aqueous phase: Container D.
Safety Information
Categories of danger toxic, dangerous for the environment
Storage and Shipping Information
Storage NoTempLimit
Transport Information
Declaration (railroad and road) ADR, RID UN 3288 , 6.1, III
Declaration (transport by air) IATA-DGR UN 3288 , 6.1, III
Declaration (transport by sea) IMDG-Code UN 3288 , 6.1, III
Specifications
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 %
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MERCK 107714.0050 Selenium Black 99+ for analysis EMSURE® 50G LK.MRCK.1077140050
MERCK 107714.0050 Selenium Black 99+ for analysis EMSURE® 50G

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