Welch Materials Ultisil Diol Columns

Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure, while strict manufacturing processes guarantee excellent batch-to-batch reproducibility.

Ultisil Series HPLC Columns are based on ultra-pure (purity > 99.999%) spherical and totally porous silica, unique bonding chemistry and proprietary surface modification techniques, producing excellent peak shape, column efficiency and exceptional lot-to-lot reproducibility. Ultisil column is the best choice for method development. owing to complete bonding chemistries and stable performance.

Features

Ultra-pure spherical porous silica, purity > 99.999%
Wide pH range: 2.0-8.0
High efficiency: theoretical plate > 80000/m
Excellent peak symmetry: tailing factor=0.95~1.05
Exceptional lot-to-lot reproducibility

Displaying 21 to 40 (of 87 products)

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Item Name	Product Image	Price
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 3.0 x 75 mm - H00206-21020 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£448.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 3.9 x 150 mm - H00206-21064 (Replaces H17206-21032) Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£528.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 3.9 x 250 mm - H00206-21066 (Replaces H19206-21034) Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£568.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 100 mm - H00206-21030 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£464.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 125 mm - H00206-21031 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£504.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 150 mm - H00206-21032 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£480.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 200 mm - H00206-21033 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£504.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 250 mm - H00206-21034 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£528.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 30 mm - H00206-21027 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£424.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 50 mm - H00206-21028 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£440.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 75 mm - H00206-21029 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£448.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 100 mm - H00206-21039 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£464.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 125 mm - H00206-21040 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£504.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 150 mm - H00206-21041 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£480.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 200 mm - H00206-21042 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£504.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 250 mm - H00206-21043 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£528.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 30 mm - H00206-21036 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£424.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 300 mm - H00206-21044 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£552.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 33 mm - H00206-21071 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£467.00 New
Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 50 mm - H00206-21037 Ultisil Diol is a normal-phase column offering superior stability and reproducibility compared to silica and amino columns, as well as enhanced selectivity and peak shape. Its unique bonding technology ensures stable stationary phase structure,...		£440.00 New

Displaying 21 to 40 (of 87 products)

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Welch Materials Ultisil Diol Columns

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 3.0 x 75 mm - H00206-21020

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 3.9 x 150 mm - H00206-21064 (Replaces H17206-21032)

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 3.9 x 250 mm - H00206-21066 (Replaces H19206-21034)

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 100 mm - H00206-21030

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 125 mm - H00206-21031

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 150 mm - H00206-21032

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 200 mm - H00206-21033

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 250 mm - H00206-21034

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 30 mm - H00206-21027

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 50 mm - H00206-21028

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.0 x 75 mm - H00206-21029

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 100 mm - H00206-21039

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 125 mm - H00206-21040

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 150 mm - H00206-21041

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 200 mm - H00206-21042

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 250 mm - H00206-21043

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 30 mm - H00206-21036

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 300 mm - H00206-21044

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 33 mm - H00206-21071

Welch Materials Ultisil Diol HPLC Column, 3 µm, 120 Å, 4.6 x 50 mm - H00206-21037

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