試験法
USP GC液相 米国薬局方
米国薬局方では、GCやHPLCの固定相(カラム液相、担体等)をコ-ド番号で示しています。
代表的なコ-ド番号と対応するキャピラリ-カラムを下表にまとめました。
● USPコード(クリックすると掲載箇所に遷移します)
|
USPコード
|
液相組成
|
対応カラム
|
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|---|---|---|---|---|
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G1
|
Dimethylpolysiloxane oil
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G2
|
Dimethylpolysiloxane gum
|
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G3
|
50%Phenyl-50%methylpolysiloxane
|
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G5
|
3-Cyanopropylpolysiloxane
|
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G6
|
Trifluoropropylmethyl polysiloxane
|
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G7
|
50%3-Cyanopropyl-50%phenylmethylsilicone
|
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G14
|
Polyethylene glycol(av.mot.wt.of 950 to 1050)
|
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G15
|
Polyethylene glycol(av.mot.wt.of 3000 to 3700)
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G16
|
Polyethylene glycol compound(av.mot.wt.about 15,000).
A high molecular weight compound of Polyethylene glycol with a diepoxide linker |
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G19
|
25%Phenyl-25%cyanopropyl-50%methylsilicone
|
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G20
|
Polyethylene glycol(av.mot.wt.of 380 to 420)
|
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G25
|
Polyethylene glycol compound TPA.
A high molecular weight compound of polyethylene glycol and diepoxide that is esterified with terephtharic acid. Available commercially as Carbowax 20M-TPA from suppliers of chromatographic reagents. |
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G27
|
5%Phenyl-95%methylpolysiloxane
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G28
|
25%Phenyl-75%methylpolysiloxane
|
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G35
|
A high molecular weight compound of a polyethylene glycol and a diepoxide that is eaterifi ed with nitroterephthalic acid.
|
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G36
|
1%Vinyl-5%phenylmethylpolysiloxane
|
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G38
|
Phase G1 containing a small percentage of a tailing inhibitor
|
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G39
|
Polyethylene glycol(av.mol.wt.of about 1500)
|
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G42
|
35%phenyl-65%dimethylpolysiloxane(percentage refer to
molar substitution) |
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G43
|
6%cyanopropylphenyl-94%dimethylpolysiloxane
|
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G46
|
14%Cyanopropylphenyl-86%methylpolysiloxane
|
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G47
|
Polyethylene glycol(av.mol.wt.of about 8000)
|
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*:本カラムについては、GL推奨品となります。



























