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MN液相色譜柱EC 標準HPLC分析柱

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MN液相色譜柱EC 標準HPLC分析柱
EC standard columns for analytical HPLC

詳細介紹

產(chǎn)品特點:

 

EC standard columns for analytical HPLC

 

 

 

Features

 

 

Analytical column system manufactured from stainless steel
M 8 outer threads on both ends
Combination of sealing element and very fine-meshed stainless steel screen, PTFE ring and fitting adapter
Column heads SW 12, with inner threads M8 x 0.75 and UNF 10-32
(= 1/16" fitting)

As screw-on guard column system we recommend the Column Protection System (see below) used with EC guard column cartridges with 4 mm length.

As built-in guard columns ChromCart® guard column cartridges with 8 mm length can be used with the guard column adapter EC (see below).

Supplied with NUCLEODUR®, NUCLEOSHELL and NUCLEOSIL®spherical silicas

Available standard dimensions of EC columns · please ask for availability of certain phases

ID

Length [mm]

End fitting design

[mm]

20

30

50

75

100

125

150

200

250

300

 

2

3

4

4.6

 

              

 

Guard columns for EC columns

EC columns with ID

Use guard
column holder

 

 

2 mm

3 mm

4 mm

4.6 mm

Column Protection System

EC guard column

4/2

4/3

4/3

4/3

REF 718966

ChromCart® guard column system

CC guard column

8/3

8/3

8/4

8/4

REF 721359

Guard column systems, accessories and replacement parts for EC columns
Ordering information

Description

Pack of

REF

 

Column Protection System

1 kit
 

718966

see figures and description below

 

Guard column adapter EC

1

721359

see figures and description below

 

EC fitting adapter

1

718987

EC column head (nut)

1

718988

EC PTFE sealing ring

4

718992

3-part sealing combination for EC columns

5 kits

718998

For capillaries and further connecting accessories please click here.

          

 

 

 

Column Protection System

 

Innovative and universal screw-on guard column holder system
Suitable for all analytical HPLC columns with 1/16" fittings

 

Features

 

 

Cartridges filled with specified NUCLEODUR®, NUCLEOSIL® and NUCLEOSHELL HPLC adsorbents

Ideal protection for your analytical main column -> significant increase in column lifetime

Minimized void volume -> suitable also for ultra fast HPLC

Special ferrules -> pressure stability up to 1034 bar (15 000 psi)

Visual contamination check -> in-time changing of the guard column

Guard column length 4 mm, ID 2 mm (for main columns with 2 mm ID) or ID 3 mm (for main columns with 3, 4 and 4.6 mm ID)

UNIVERSAL RP guard columns suitable for all HPLC columns under RP conditions

Content of the Column Protection System

Description

REF

Column Protection System

718966

 

Content

· Cartridge Holder

1

· Capillaries

2

· Ferrules

3

· Wrenches

2

· Manual

1

 

 

Replacement parts for the Column Protection System · Ordering information

Description

Pack of

REF

Ferrules

5

718967

Replacement connector including O-ring

1

718968

Capillary tubes, nuts and metal ferrules

3

718969

Wrench (size 12 and 14 mm)

1

718970

 

EC 4/2 UNIVERSAL RP guard column (for main columns with 2 mm ID)

3

728777.20

EC 4/2 UNIVERSAL RP guard column (for main columns with 2 mm ID), value pack

9

728778.20

EC 4/3 UNIVERSAL RP guard column (for main columns with 3, 4 and 4.6 mm ID)

3

728777.30

EC 4/3 UNIVERSAL RP guard column (for main columns with 3, 4 and 4.6 mm ID), value pack

9

728778.30

 

Visual Contamination Check

The cartridge is fitted with a special filter membrane:
If this silver membrane is contaminated (bright or dark discoloration), it is advisable to replace the cartridge.

If the contaminants are colorless, replace the cartridge if the pressure rises or the chromatographic performance decreases.

       

 

 

 

EC guard column adapter

 

Standard guard column built-in adapter system
Suitable for EC columns

 

Features

 

 

Cartridges filled with specified NUCLEODUR® and NUCLEOSIL®HPLC adsorbents

Ideal protection for your analytical EC main column
-> significant increase of column lifetime

Guard column length 8 mm, ID 3 mm (for main columns with 2 and 3 mm ID) or ID 4 mm (for main columns with 4 and 4.6 mm ID)

EC guard column adapter · Ordering information

Description

Pack of

REF

EC guard column adapter

1

721359

 

Installation of the EC guard column adapter

1. Unscrew the column head
2. Remove the fitting
3. Unscrew the EC guard column adapter

4. Screw the adapter sleeve onto the column
5. Insert the CC guard column
6. Screw the nut of the guard column adapter in place

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