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 Home > Popular Keywords > Keyword List P > purge and trap technique

purge and trap technique

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Determination of Alkyl Mercury in Solid Waste Leachate Purge and Trap/Gas Chromatography-Cold Atomic Fluorescence Method (2)

 Time of Update: 2022-03-12

0 pg/L, 100 pg/L) that meet the detection limit of the instrument, linear range and actual sample mass concentration, and quantify by external standard method .
Determination of Alkyl Mercury in Solid Waste Leachate Purge and Trap/Gas Chromatography-Cold Atomic Fluorescence Method (1)

 Time of Update: 2022-03-12

Five, pre-treatment(1) Preparation of leaching solution"Semi-Volatile Organic Compound Analysis Technology-Preparation of Sulfuric Acid and Nitric Acid from Leachate"(2) Steaming letterAccurately measure 45mL pure water (or sample, need to add 0.
Solid waste. Determination of volatile halogenated hydrocarbons. 35 VOCs purge and trap/gas chromatography-mass spectrometry (3)

 Time of Update: 2022-03-09

(2) Use the average relative response factor to establish a calibration curveThe relative response factor RRF i of the target (or substitute) in the ith point of the standard series is calculated according to formula (1) .
Solid waste. Determination of volatile halogenated hydrocarbons. 35 VOCs purge and trap/gas chromatography-mass spectrometry (1)

 Time of Update: 2022-03-09

1. Scope of application>This method is suitable for the determination of the content of volatile organic compounds in solid waste and solid waste
Solid waste. Determination of volatile halogenated hydrocarbons. 35 VOCs purge and trap/gas chromatography-mass spectrometry (2)

 Time of Update: 2022-03-09

Table 4-4 Retention time and qualitative and quantitative reference ions Related Links: Determination of Volatile Halogenated Hydrocarbons in Solid Waste 35 VOCs Purge and Trap/Gas Chromatography-Mass Spectrometry (1)
Determination of 65 kinds of volatile organic compounds in soil and sediments. Purge and trap gas chromatography-mass spectrometry (3)

 Time of Update: 2022-02-25

Use the average relative response factor to establish a calibration curveThe relative response factor RRFi of the target (or substitute) in the ith point of the standard series is calculated according to formula (1) .
Determination of 65 volatile organic compounds in soils and sediments. Purge and trap gas chromatography-mass spectrometry (2)

 Time of Update: 2022-02-25

The retention time qualitative and quantitative ions under the reference instrument conditions are shown in Table 8-3 .
Determination of 65 kinds of volatile organic compounds in soil and sediments. Purge and trap gas chromatography-mass spectrometry (1)

 Time of Update: 2022-02-25

(5) Mixed standard solution of volatile organic compounds: p=1000ug/mL, and the solvent is methanol .

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