Merck 107714 Selenium Black 99+ For Analysis Emsure® 50 gr
4.776,32 TL + KDV
5.731,59 TL
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Description | |
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Catalogue Number | 107714 |
Product Information | |
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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 |
Toxicological Information | |
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LD 50 oral | LD50 Rat 6700 mg/kg |
Storage and Shipping Information | |
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Storage | Storage temperature: no restrictions. |
Specifications | |
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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 % |