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Һ|(zh)“(lin)M(jn)ApɽQN}

Ŵw  sСw l(f)ڣ2022-01-19
ʾ|(zh)Vкܸߵ`ȺͷֱʣڶԺͶкЃ(yu)(sh)ԬF(xin)|(zh)VČ(sh)(yn)ԽԽ|(zh)V(du)ɫVfˌ(du)h(hun)

|(zh)Vкܸߵ`ȺͷֱʣڶԺͶкЃ(yu)(sh)ԬF(xin)|(zh)VČ(sh)(yn)ԽԽ|(zh)V(du)ɫVfˌ(du)h(hun)Ҫ;So(h)Ҳӷÿ(g)ƷƲͬϵеľSo(h)ҪҲͬ|(zh)VxЩľSo(h)ľͿY(ji)|(zh)VxճҪľSo(h)mô󲿷ֵҺ|(zh)“(lin)Ãx

 

Һ|(zh)“(lin)(HPLC-MS)ֽҺɫV-|(zh)V“(lin)üg(sh)ҺɫVxϵy(tng)|(zh)Vzy(c)ϵy(tng)Ʒ|(zh)Vֺ(dng)xxӻ(jng)|(zh)V|(zh)xƬ|(zh)(sh)_(jng)zy(c)õ|(zh)VDҺ|(zh)“(lin)wF(xin)ɫV|(zh)V(yu)(sh)Ļa(b)ɫV(du)(f)sƷĸ߷xcMSиx`ȼ܉ṩ(du)|(zh)cY(ji)(gu)Ϣă(yu)c(din)Y(ji)ˎʳƷͭh(hun)SI(lng)õˏVđ(yng)

 

һ|(zh)Vxh(hun)


 

1.|(zh)Vxh(hun)Ҫ:

܇o(qing)ʎԴ늴ŸБ(yng)b;

ԴҪӵؽ;

ҜҪ1528;

(du)Ҫ20%80%

Ҋʹ^Ҫ؄eע҃(ni)ضȺ͝ȵĿһ]wйܵwЕr(sh)g|(zh)V(du)h(hun)Ҫ(yn)ⲿh(hun)(hu)ֱӰ|(zh)SĜ(zhn)_|(zh)VxÃɼ(j)Y(ji)(gu)ǰ(j)C(j)еã(j)Ӝu݆ùr(sh)ǰ(j)ǻ(ni)ĉ(qing)ׂ͎(g)(sh)(j)ɺ(j)ý艺(qing)

 

Һ|(zh)ԭc(din)



 

1LC-MSԭ

Һ|(zh)“(lin)ҺɫVxϵy(tng)|(zh)Vzy(c)ϵy(tng)Ʒ|(zh)Vֺ(dng)xxӻ (jng)|(zh)V|(zh)xƬ|(zh)ȷ_(jng)zy(c)õ|(zh)VD

wF(xin)ɫV|(zh)V(yu)(sh)Ļa(b)ɫV(du)(f)sƷĸ߷xcMSиx`ȼ܉ṩ(du)|(zh)cY(ji)(gu)Ϣă(yu)c(din)Y(ji)ˎʳƷͭh(hun)SI(lng)õˏVđ(yng)

 

2õăɴϵy(tng)

һNǏ|(zh)VxԴǶȁ턝늇FxԴ(ESI)≺W(xu)xԴ(APCI)≺xԴ(APPI)ͻ|(zh)oxԴ(MALDI)

һNǏ|(zh)V|(zh)Ƕȁ턝ĘOUxwЕr(sh)g(TOF)͸~׃Q|(zh)VȡESIAPCIAPPINxԴcĘOUx|(zh)V“(lin)Ŀǰ(yng)VĎ׷NҺ|(zh)“(lin)Ãx

 

3Ҫc(din)

LC-MS˿Է|(zh)“(lin)ܷď(qing)Oԡy]l(f)᲻(wn)ԵĻ֮߀Žׂ(g)ă(yu)c(din)

VMS׺ԙzy(c)еĻ^׵ؽQ˷᲻(wn)y};

x(qing)ʹɫVϛ]ȫx_ͨ^MSx|(zh)ɫVDҲܷքeoԵɫVDM(jn)жԶ;

ԷY(ji)ɿͬr(sh)oÿһ(g)MֵķSĽY(ji)(gu)Ϣ;

zy(c)޵ͣMS߂`ͨ^xx(SIM)zy(c)ʽzy(c)߀һ(g)(sh)(j);

r(sh)g죬LC-MSʹõҺɫVխs˷r(sh)g˷xЧ;

Ԅ(dng)̶ȸLC-MSи߶ȵԄ(dng)

 




 

1_C(j)

|(zh)Vx_C(j)__C(j)еٴ_|(zh)VxԴն_(d)_Ӝu݆ն_(d)ſM(jn){(dio)CУһҪ12(g)Сr(sh)_(d)ÿ_C(j)ҪУʹ|(zh)Vx

 

2Ʒy(c)ԇ^̣

2.1.cҺɫV“(lin)Õr(sh)(dng)Ҫ<0.45μmĤ^VҪ^(q)eЙC(j)ĤˮĤƷҲͬҪ^V>10000rpmD(zhun)xȥws|(zh)

2.2(dng)಻y]l(f)}}}ҺೣõTFA(hu)xxҲhʹԄ|(zh)V푑(yng)ܸߣESIԴйܺߵϴϴÁƷxɫVεxӌ(du)ԇҲ(yng)c|(zh)V“(lin)Õr(sh)hʹõǼ@@Ͱˮ

2.3(j)xõxԴ{(dio)Һ෽ESIԴһ0.3~0.6mL/min,Ҏ(gu)HPLCҎ(gu)5μm4.6×250mmģһٶ1mL/minԲķʽ{(dio)M(jn)|(zh)Vͬr(sh)Ҫ(j)M(jn)|(zh)V͘Ʒ|(zh){(dio)FضȺF

2.4Ʒy(c)ԇY(ji)ҪϴM(jn)ӹ·ϴͣãxԴضȽͺxC(j)B(ti)

 

ģҺ|(zh)ճھSo(h)



 

1ʹõķ(wn)ԴUPSCxԴ늉(wn)m(x)(؄eͣ늕r(sh)(du)xӰ)

2ÿîҺ_ϴϵy(tng)坍F_y((du)ESIԴÿһ;(du)APCIԴÿһ)Cë(x)ܝ

3(dng)ٲҪ^ESIxԴҪ^0.5ml/minAPCIҪ^1.0ml/min

4C(j)еõıҪڸQһQһΣͿKҪǰQQ͵ĕr(sh)ҪȫٸQµıͬƷƵıͲܻһ㌍(sh)(yn)ҵ|(zh)Vx(hu)L(zhng)ٵĕr(sh)M(jn)дľSo(h)

5ƺØƷ\(yn)еĭh(hun)ضȺ͝

6(sh)(yn)ꮅҪϴM(jn)M(jn)yȣ^(dng)ɫVxԴҪü״/ˮ_ϴ

7ϴƷFP(gun)]yȡ˜ƷFü״ˮ(454510)Һ•ϴ10Ȼڷքeóˮͼ״Һ•ϴ10ɺٰbxϡ

8(dng)ҪF(xin)ìF(xin)òҪ^ҹһҪr
    9ڸQӱ

 
݋songjiajie2010

 
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