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NUCLEOSIL® OH (Diol)

Diol modified silica phases for HPLC · USP L20

Features

Dihydroxypropyl modified silica for RP and NP chromatography
Less polar than unmodified silica, very easily wettable with water
Available pore sizes 100, 300, 500, 1000 and 4000 Å, available particle sizes 5 µm and 7 µm
Separation mechanism based on polar interactions (hydrogen bonds)
pH stability at 20 °C: 2–8

For applications click here.

EC standard columns for analytical HPLC

Ordering information

Eluent in column is n-heptane. When using an eluent which is not miscible with n-heptane (e.g., water), it is necessary to rinse the column with THF first.

Length 250 mm

EC guard columns*

CC guard columns**

NUCLEOSIL® 100-5 OH (Diol) · particle size 5 µm

4.6 mm ID

720143.46

721142.30

721478.40

Columns/pack

1

3

3

* EC 4/3 guard column cartridges are used for EC columns of 4.6 mm ID with the Column Protection System guard column holder (REF 718966).
** CC 8/4 guard column cartridges are used for EC columns of 4.6 mm ID with guard column adapter EC (REF 721359).

Custom-packed EC columns with other dimensions are available on request.

NUCLEOSIL® OH bulk packingsOrdering information

Phase

Carbon content

Pore size

Particle Size

Pack of 10 g

Pack of 100 g

NUCLEOSIL 100-7 OH

5 %

100 Å

7 µm

712350.10

712350.100

NUCLEOSIL 300-7 OH

~ 1.5 %

300 Å

7 µm

712560.10

712560.100

NUCLEOSIL 500-7 OH

~ 1.5 %

500 Å

7 µm

712740.10

712740.100

NUCLEOSIL 1000-7 OH

~ 1 %

1000 Å

7 µm

712770.10

712770.100

NUCLEOSIL 4000-7 OH

~ 1 %

4000 Å

7 µm

712927.10

712927.100