STN - Slovenské národní normy

Determination of platinum in platinum jewellery alloys. Gravimetric method after reduction with mercury(I) chloride

Dostupné prevedenie: Tlačené

Jewellery and precious metals - Determination of palladium - Gravimetry using dimethylglyoxime (ISO 11490:2023)

Dostupné jazyky: Anglicky

Dostupné prevedenie: Tlačené

Determination of palladium in palladium jewellery alloys. Gravimetric method with dimethylglyoxime

Dostupné prevedenie: Tlačené

Jewellery - Determination of palladium in palladium jewellery alloys - Gravimetric determination with dimethylglyoxime (ISO 11490:2015)

Dostupné prevedenie: Tlačené

Reference test method for release of nickel from all post assemblies which are inserted into pierced parts of the human body and articles intended to come into direct and prolonged contact with the skin

Dostupné jazyky: Anglicky

Dostupné prevedenie: Tlačené

Reference test method for release of nickel from products intended to come into direct and prolonged contact with the skin

Dostupné prevedenie: Tlačené

Reference test method for release of nickel from all post assemblies which are inserted into pierced parts of the human body and articles intended to come into direct and prolonged contact with the skin

Dostupné prevedenie: Tlačené

Referenčná skúšobná metóda na stanovenie uvoľňovania niklu z predmetov vkladaných do prepichnutých častí tela a z výrobkov prichádzajúcich do priameho a dlhotrvajúceho styku s pokožkou (Norma na priame používanie ako STN).

Dostupné prevedenie: Tlačené

Reference test method for release of nickel from products intended to come into direct and prolonged contact with the skin

Dostupné prevedenie: Tlačené

Body-piercing post assemblies. Reference test method for determination of nickel content by flame atomic absorption spectrometry

Dostupné prevedenie: Tlačené