Welch Materials Inc.

1、Analytial Reversed phase columns series
Specification	XB-C18	AQ-C18	XB-C8	XB-Phenyl	XB-CN	Price
5µm，4.6×50mm	Ult5B18405	Ult5Q18405	Ult5B8405	Ult5P405	Ult5CN405	331
5µm，4.6×100mm	Ult5B18410	Ult5Q18410	Ult5B8410	Ult5P410	Ult5CN410	357
5µm，4.6×150mm	Ult5B18415	Ult5Q18415	Ult5B8415	Ult5P415	Ult5CN415	376
5µm，4.6×200mm	Ult5B18420	Ult5Q18420	Ult5B8420	Ult5P420	Ult5CN420	385
5µm，4.6×250mm	Ult5B18425	Ult5Q18425	Ult5B8425	Ult5P425	Ult5CN425	395
3µm，4.6×50mm	Ult3B18405	Ult3Q18405	Ult3B8405	Ult3P405	Ult3CN405	350
3µm，4.6×100mm	Ult3B18410	Ult3Q18410	Ult3B8410	Ult3P410	Ult3CN410	376
3µm，4.6×150mm	Ult3B18415	Ult3Q18415	Ult3B8415	Ult3P415	Ult3CN415	395
10µm，4.6×150mm	Ult10B18415	Ult10Q18415	Ult10B8415	Ult10P415	Ult10CN415	312
10µm,4.6×200mm	Ult10B18420	Ult10Q18420	Ult10B8420	Ult10P420	Ult10CN420	318
10µm，4.6×250mm	Ult10B18425	Ult10Q18425	Ult10B8425	Ult10P425	Ult10CN425	325
5µm，2.1×50mm	Ult5B18205	Ult5Q18205	Ult5B8205	Ult5P205	Ult5CN205	659
5µm，2.1×75mm	Ult5B182075	Ult5Q182075	Ult5B82075	Ult5P2075	Ult5CN2075	326
5µm，2.1×100mm	Ult5B18210	Ult5Q18210	Ult5B8210	Ult5P210	Ult5CN210	339
5µm，2.1×150mm	Ult5B18215	Ult5Q18215	Ult5B8215	Ult5P215	Ult5CN215	357
3µm，2.1×30mm	Ult3B18203	Ult3Q18205	Ult3B8205	Ult3P205	Ult3CN205	329
3µm，2.1×50mm	Ult3B18205	Ult3Q18205	Ult3B8205	Ult3P205	Ult3CN205	333
3µm，2.1×75mm	Ult3B182075	Ult3Q182075	Ult3B82075	Ult3P2075	Ult3CN2075	345
3µm，2.1×100mm	Ult3B18210	Ult3Q18210	Ult3B8210	Ult3P210	Ult3CN210	357
3µm，2.1×150mm	Ult3B18215	Ult3Q18215	Ult3B8215	Ult3P215	Ult3CN215	375

2、Analytial Normal phase columns series
Specification	XB-NH₂	SiO₂	XB-CN	Price
5µm，4.6×50mm	Ult5NH405	Ult5Si405	Ult5NCN405	331
5µm，4.6×100mm	Ult5NH410	Ult5Si410	Ult5NCN410	357
5µm，4.6×150mm	Ult5NH415	Ult5Si415	Ult5NCN415	376
5µm，4.6×200mm	Ult5NH420	Ult5Si420	Ult5NCN420	385
5µm，4.6×250mm	Ult5NH425	Ult5Si425	Ult5NCN425	395
3µm，4.6×50mm	Ult3NH405	Ult3Si405	Ult3NCN405	350
3µm，4.6×100mm	Ult3NH410	Ult3Si410	Ult3NCN410	376
3µm，4.6×150mm	Ult3NH415	Ult3Si415	Ult3NCN415	395
10µm，4.6×150mm	Ult10NH415	Ult10Si415	Ult10NCN415	312
10µm,4.6×200mm	Ult10NH420	Ult10Si420	Ult10NCN420	318
10µm，4.6×250mm	Ult10NH425	Ult10Si425	Ult10NCN425	325
5µm，2.1×50mm	Ult5NH205	Ult5Si205	Ult5NCN205	659
5µm，2.1×75mm	Ult5NH2075	Ult5Si2075	Ult5NCN2075	326
5µm，2.1×100mm	Ult5NH210	Ult5Si210	Ult5NCN210	339
5µm，2.1×150mm	Ult5NH215	Ult5Si215	Ult5NCN215	357
3µm，2.1×30mm	Ult3NH205	Ult3Si205	Ult3NCN205	329
3µm，2.1×50mm	Ult3NH205	Ult3Si205	Ult3NCN205	333
3µm，2.1×75mm	Ult3NH2075	Ult3Si2075	Ult3NCN2075	345
3µm，2.1×100mm	Ult3NH210	Ult3Si210	Ult3NCN210	357
3µm，2.1×150mm	Ult3NH215	Ult3Si215	Ult3NCN215	375

3、Preparative Reversed phase columns series
Specification	XB-C18	AQ-C18	XB-C8	XB-Phenyl	XB-CN	Price
5µm，10×150mm	Ult5B18P1015	Ult5Q18P1015	Ult5B8P1015	Ult5PP1015	Ult5CNP1015	943
5µm，10×250mm	Ult5B18P1025	Ult5Q18P1025	Ult5B8P1025	Ult5PP1025	Ult5CNP1025	1159
10µm，10×150mm	Ult10B18P1015	Ult10Q18P1015	Ult10B8P1015	Ult10PP1015	Ult10CNP1015	803
10µm，10×250mm	Ult10B18P1025	Ult10Q18P1025	Ult10B8P1025	Ult10PP1025	Ult10CNP1025	930
5µm，21.2×150mm	Ult5B18P2115	Ult5Q18P2115	Ult5B8P2115	Ult5PP2115	Ult5CNP2115	2064
5µm，21.2×250mm	Ult5B18P2125	Ult5Q18P2125	Ult5B8P2125	Ult5PP2125	Ult5CNP2125	2433
10µm，21.2×150mm	Ult10B18P2115	Ult10Q18P2115	Ult10B8P2115	Ult10PP2115	Ult10CNP2115	1771
10µm，21.2×250mm	Ult10B18P2125	Ult10Q18P2125	Ult10B8P2125	Ult10PP2125	Ult10CNP2125	1975
5µm，30×150mm	Ult5B18P3015	Ult5Q18P3015	Ult5B8P3015	Ult5PP3015	Ult5CNP3015	Ask
5µm，30×250mm	Ult5B18P3025	Ult5Q18P3025	Ult5B8P3025	Ult5PP3025	Ult5CNP3025	Ask
10µm，30×150mm	Ult10B18P3015	Ult10Q18P3015	Ult10B8P3015	Ult10PP3015	Ult10CNP3015	Ask
10µm，30×250mm	Ult10B18P3025	Ult10Q18P3025	Ult10B8P3025	Ult10PP3025	Ult10CNP3025	Ask
5µm，50×150mm	Ult5B18P5015	Ult5Q18P5015	Ult5B8P5015	Ult5PP5015	Ult5CNP5015	Ask
5µm，30×250mm	Ult5B18P5025	Ult5Q18P5025	Ult5B8P5025	Ult5PP5025	Ult5CNP5025	Ask
10µm，30×150mm	Ult10B18P5015	Ult10Q18P5015	Ult10B8P5015	Ult10PP5015	Ult10CNP5015	Ask
10µm，30×250mm	Ult10B18P5025	Ult10Q18P5025	Ult10B8P5025	Ult10PP5025	Ult10CNP5025	Ask

4、Preparative Normal phase columns series
Specification	XB-NH₂	SiO₂	XB-CN	Price
5µm，10×150mm	Ult5NHP1015	Ult5SiP1015	Ult5NCNP1015	943
5µm，10×250mm	Ult5NHP1025	Ult5SiP1025	Ult5NCNP1025	1159
10µm，10×150mm	Ult10NHP1015	Ult10SiP1015	Ult10NCNP1015	803
10µm，10×250mm	Ult10NHP1025	Ult10SiP1025	Ult10NCNP1025	930
5µm，21.2×150mm	Ult5NHP2115	Ult5SiP2115	Ult5NCNP2115	2064
5µm，21.2×250mm	Ult5NHP2125	Ult5SiP2125	Ult5NCNP2125	2433
10µm，21.2×150mm	Ult10NHP2115	Ult10SiP2115	Ult10NCNP2115	1771
10µm，21.2×250mm	Ult10NHP2125	Ult10SiP2125	Ult10NCNP2125	1975
5µm，30×150mm	Ult5NHP3015	Ult5SiP3015	Ult5NCNP3015	Ask
5µm，30×250mm	Ult5NHP3025	Ult5SiP3025	Ult5NCNP3025	Ask
10µm，30×150mm	Ult10NHP3015	Ult10SiP3015	Ult10NCNP3015	Ask
10µm，30×250mm	Ult10NHP3025	Ult10SiP3025	Ult10NCNP3025	Ask
5µm，50×150mm	Ult5NHP5015	Ult5SiP5015	Ult5NCNP5015	Ask
5µm，30×250mm	Ult5NHP5025	Ult5SiP5025	Ult5NCNP5025	Ask
10µm，30×150mm	Ult10NHP5015	Ult10SiP5015	Ult10NCNP5015	Ask
10µm，30×250mm	Ult10NHP5025	Ult10SiP5025	Ult10NCNP5025	Ask

Welchrom^TM Guard column series
5µm ,4.6×12.5mm cartridge	Ult5BG18 Ult5QG18 Ult5BG8		33
Cartridge holder		Ult5GC	150
Guard column joint parts		WelPP	28
Guard column hardware kit		UltGS	205

*Please contact us for details