Fine Gold (Set of CRM 10903-2017)

CRM can be produced as the following:

  • plates of 70×70 mm, 0,3 mm to 0,9 mm thickness;
  • shavings of a maximum size of 1 mm.

CRM in the form of plates are packed in polyethylene bags. CRM in the form of shavings is packed in plastic jars with screw caps. Minimum supplied weight is 20 g. There are three samples in the set.

Lifetime is 50 years.

The assessment of the metrological properties was performed by interlaboratory certification with the following laboratories participated:

  • Krastsvetmet, Krasnoyarsk;
  • Irkutsk Research Institute of Noble and Rare Metals and Diamonds (IGIREDMET), Irkutsk;
  • Analytical, Certification and Eco-Analytical Centre ANSERTECO, Moscow;
  • Novosibirsk Refinery Plant, Novosibirsk;
  • Ural Scientific Research Institute of Metrology, Yekaterinburg;
  • Moscow Special Alloys Processing Plant, Moscow;
  • Uralelektromed, Verkhnyaya Pyshma;
  • DTsM-ANALITICA Analytical Centre, Nizhny Novgorod;
  • Valcambi SA, Balerna, Switzerland; and
  • Tau-Ken-Altyn, Astana, Republic of Kazakhstan.

Metrological Properties

Certified Values (%), Basis — Gold

ElementIndex of certified reference material in the set
CRM AuН1CRM AuН2CRM AuН3
Silver 0.00024 0.00069 0.00136
Platinum 0.00011 0.00049 0.00106
Palladium 0.00013 0.00055 0.00103
Copper 0.00015 0.00054 0.00117
Bismuth 0.00012 0.00054 0.00110
Antymony 0.00015 0.00049 0.00115
Lead 0.00014 0.00054 0.00110
Iron 0.00020 0.00061 0.00118
Zinc 0.00016 0.00045 0.00111
Magnesium 0.00015 0.00043 0.00108
Rhodium 0.00015 0.00051 0.00107
Tin 0.00010 0.00039 0.00105
Nickel 0.00015 0.00053 0.00121
Chrome 0.00012 0.00054 0.00118
Manganese 0.00018 0.00054 0.00114
Silicon 0.00019 0.00054 0.00117