Aktivní norma | Vydána: 01.09.2025

ASTM D6129-97(2025)

Standard Test Method for Silicon in Engine Coolant Concentrates by Atomic Absorption Spectroscopy

Dostupné jazyky: Anglicky

Dostupné provedení: Online zabezpečené PDF, Tištěné

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Podrobné informace

Označení: ASTM D6129-97(2025)

Datum vydání: 01.09.2025

Stran: 2

Země: Americká technická norma

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Anotace

This standard test method covers the determination of silicon in engine coolant concentrates by atomic absorption spectroscopy. Apparatus and reagents used for this test method include atomic absorption spectrometer, hollow-cathode lamp, reagent grade chemicals, standard silicon solution, ethylene glycol or propylene glycol, and sodium hydroxide. Silicon content shall be determined from an established standard curve and an atomic absorption spectrometer. A nitrous oxide-acetylene flame shall be used.

Keywords:
atomic absorption, engine coolants, silicon, spectroscopy,, ICS Number Code 71.100.45 (Refrigerants and antifreezes)

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