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ratio spectrum

ratio spectrum, Total:13 items.

In the international standard classification, ratio spectrum involves: General methods of tests and analysis for food products, Spices and condiments. Food additives, Beverages, Soil quality. Pedology, Fruits. Vegetables.

海关总署, ratio spectrum

• SN/T 4675.31-2019 Determination of glycerol carbon stable isotope ratio in exported wines by liquid chromatography-stable isotope ratio mass spectrometry

UNKNOWN, ratio spectrum

• BJS 202302

Professional Standard - Agriculture, ratio spectrum

• BJS 202302:2023 Identification method of glacial acetic acid and counterfeit vinegar Gas chromatography-stable isotope ratio mass spectrometry

工业和信息化部, ratio spectrum

• QB/T 5163-2017 Determination method of stable carbon isotope ratio (13C/12C) of acetic acid in vinegar Gas chromatography-combustion-stable isotope ratio mass spectrometry
• QB/T 5299-2018 Method for determination of glycerol stable carbon isotope ratio (13C/12C) in wine liquid chromatography coupled with stable isotope ratio mass spectrometry
• QB/T 5164-2017 Determination method of stable carbon isotope ratio (13C/12C) of ethanol in liquor: gas chromatography-combustion-stable isotope ratio mass spectrometry

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, ratio spectrum

• GB/T 42488-2023 Soil Quality Determination of Inorganic Nitrogen 15N Abundance in Soil Stable Isotope Ratio Mass Spectrometry
• GB/T 42490-2023 Soil quality Determination of organic carbon content and carbon isotope ratio, total nitrogen content and nitrogen isotope ratio in soil and biological samples Stable isotope ratio mass spectrometry

Professional Standard - Light Industry, ratio spectrum

• QB/T 4852-2015 Determination of the carbon isotope ratio (<上标13>C/<上标12>C) of CO<下标2> in sparkling wines.Method using isotope ratio mass spectrometry
• QB/T 4854-2015 Determination of the carbon isotope ratio (<上标13>C/<上标12>C) of total sugar and pulp in orange juice.Method using isotope ratio mass spectrometry

British Standards Institution (BSI), ratio spectrum

• DD ENV 12140-1997 Method for determination of stable carbon isotope ratio (C/C) of sugars from fruit juices, using isotope ratio mass spectrometry
• DD ENV 12141-1997 Method for determination of stable oxygen isotope ratio (O/O) of water from fruit juices, using isotope ratio mass spectrometry
• BS DD ENV 13070:1998 Fruit and vegetable juices - Determination of the stable carbon isotope ratio (13C/12C) in the pulp of fruit juices - Method using isotope ratio mass spectrometry

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