QEMIX supplies the CoA matching the lot actually shipped, together with the official technical documentation issued by the manufacturer.
Selenium black 99+
| SKU | Pack size | Availability | Price |
|---|---|---|---|
| 1077140250 | 250 g | Backorder | Request a quote |
Selenium black 99+ – formula Se, CAS 7782-49-2, molecular weight 78.96 g/mol – is a laboratory chemical in the Other group from Merck (Germany). Specification: purity ≥99.0% (gravimetric), pack size 250 g. ion pair chromatography: suitable. It is commonly used for research, organic synthesis and method development. QEMIX supplies genuine Selenium black 99+ with full COA/SDS, Quick Quote and nationwide delivery in Vietnam. Contact us for partner pricing and technical support.

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