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selenium,silver

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Origin: China

Cas No: 1302-09-6

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 80 mt/month

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  • Products Specification
  • Product Description

  • Property

    CAS No.: 1302-09-6 Formula: Ag2Se Molecular Weight: 294.69600

    Description

    Silver selenide (Ag2Se) is the reaction product formed when selenium toning analog silver gelatine photo papers in photographic print toning. The selenium toner contains sodium selenite (Na2SeO3) as one of its active ingredients, which is the source of the selenide (Se2−) anion combining with the silver in the toning process.
    It is found in nature as the mineral naumannite, a comparatively rare silver mineral which has nevertheless become recognized as important silver compound in some low-sulfur silver ores from mines in Nevada.

    Basic Info

    Chemical Name selenium,silver
    Synonyms

    Silver selenide;
    EINECS 215-099-8;
    Disilver selenide;

    CAS No. 1302-09-6
    Molecular Formula Ag2Se
    Molecular Weight 294.69600
    PSA 0.00000
    LogP -0.38080

    Safety Info

    Hazard Class 6.1(b)
    Safety Statements S20/21; S28; S45; S60; S61
    Packing Group III
    RIDADR UN 3283 6.1/PG 2
    Risk Statements R23/25; R33; R50/53
    Hazard Codes T; N
    Signal Word Danger
    Caution Statement P261; P273; P301 + P310; P311; P501
    Hazard Declaration H301 + H331; H373; H410
    Symbol GHS06, GHS08, GHS09

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