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共找到 150 條與 碳同位素比值 相關的標準,共 10

ISO 11483: 2005 describes three simple and fast procedures to prepare plutonium sources and a procedure to measure the activity ratio of 238Pu

Nuclear fuel technology -- Preparation of plutonium sources and determination of 238Pu/239Pu isotope ratio by alpha spectrometry

ADOPTED_FROM:ENV 12141:1996 This draft European Standard specifies a method for the determination of the stable oxygen isotope ratio of water from

Fruit and vegetable juices — Determination of the stable oxygen isotope (18O/16O) of water from fruit juices — Method using isotope ratio mass spectrometry

本標準規定了有機物和碳酸鹽巖碳、氧同位素分析方法。 本標準適用于石油、天然氣、沉積有機質和碳酸鹽巖,也適用于其他固態、液態有機物碳、氧同位素組成的測定

Analysis method for carbon and oxygen isotope in organic matter and carbonate

Fruit and Vegetable Juices - Determination of the Stable Oxygen Isotope Ratio (18O/16O) of Water from Fruit Juices - Method Using Isotope Ratio Mass Spectrometry

Identification method of glacial acetic acid and counterfeit vinegar Gas chromatography-stable isotope ratio mass spectrometry

本文件規定了水中溶解有機碳碳同位素組成測定方法。 本文件適用于地表水(海洋水、湖泊水、水庫水、河流水)溶解有機碳碳同位素組成測定。水中溶解有機碳碳同位素測定需要的碳含量至少 15μg

Isotope analysis methods for geological samples Part 32: Determination of carbon isotope composition of dissolved organic carbon in water Combustion method

Introduction In recent years@ several investigations have revealed that carbon monoxide may have a more active and complicated role in nature than had

THE ISOTOPIC COMPOSITION OF ATMOSPHERIC CARBON MONOXIDE

This International Standard describes three simple and fast procedures to prepare plutonium sources and a procedure to measure the activity ratio

Nuclear fuel technology - Preparation of plutonium sources and determination of <(hoch)238>Pu/<(hoch)239>Pu isotope ratio by alpha spectrometry

Methods for analyzing carbon and oxygen isotopes of organic matter and carbonate rocks

本文件規定了用磷酸法測定碳酸鹽礦物和巖石的碳、氧同位素組成分析方法。本文件適用于方解石、文石、白云石、菱鐵礦、菱錳礦等碳酸鹽礦物,石灰巖等巖石及由碳酸鹽組成的珊瑚、貝殼等化石的碳、氧同位素組成的離線制備后質譜測定

Methods for isotopic analysis of geological samples - Part 28: Determination of carbon and oxygen isotopic composition of carbonate rocks and minerals - Phosphoric acid method

Fruit and vegetable juices - Determination of the stable oxygen isotope (18O/16O) of water from fruit juices - Method using isotope ratio mass spectrometry

Настоящий стандарт распространяется на винодельческую продукцию из винограда сортов Vitis vinifera L

Wine products. Determination of composition of the dissolved carbon dioxide using isotope ratio mass spectrometry method IRMS/SIRA

Vinegar - Isotopic analysis of acetic acid and water - Part 2: 0C-IRMS analysis of acetic acid

Fruit and vegetable juices - Determination of the stable oxygen isotope (18O/16O) of water from fruit juices - Method using isotope ratio mass spectrometry

Methods for sample preparation of hydrogen, carbon and oxygen isotopes in natural gas




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