Determination of silver in silver jewellery alloys - Volumetric (potentiometric) method using potassium bromide (ISO 11427:1993); German version EN 31427:1994
€34.30
Jewellery. Determination of precious metals in 999 0/00 gold, platinum and palladium jewellery alloys. Difference method using inductively coupled plasma optical emission spectroscopy (ICP-OES)
€172.00
Jewellery. Determination of silver in 999 0/00 silver jewellery alloys. Difference method using inductively coupled plasma optical emission spectroscopy (ICP-OES)
Jewellery. Determination of platinum in platinum jewellery alloys. Inductively coupled plasma (ICP) solution-spectrometric method using yttrium as internal standard element
€201.00
Jewellery. Determination of palladium in palladium jewellery alloys. Inductively coupled plasma (ICP) solution-spectrometric method using yttrium as internal standard element
Reference test method for release of nickel from products intended to come into direct and prolonged contact with the skin
Jewellery. Fineness of precious metal alloys
Diamond pyramid hardness numbers
€281.00
Dimensions of instrument jewels
Jewellery. Determination of platinum in platinum jewellery alloys. ICP-OES method using yttrium as internal standard element
Jewellery. Determination of palladium in palladium jewellery alloys. ICP-OES method using yttrium as internal standard element
Determination of platinum in platinum jewellery alloys. Gravimetric method after precipitation of diammonium hexachloroplatinate
Determination of palladium in palladium jewellery alloys. Gravimetric method with dimethyl glyoxime
Determination of silver in silver jewellery alloys. Volumetric (potentiometric) method using sodium chloride or potassium chloride
Body-piercing post assemblies. Reference test method for determination of nickel content by flame atomic absorption spectrometry
