NUCLEODUR C18 Gravity

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Instruction leaflet:
NUCLEODUR®
RP columns

NUCLEODUR® C18 Gravity
High purity silica phase for HPLC
Nonpolar high density monomeric octadecyl modification, endcapped · 18 % C · USP L1
Properties

	Key features: Suitable for LC/MS and HPLC at pH extremes (pH 1–11) Superior base deactivation Ideal for method development
	Technical characteristics: High density octadecyl modification Pore size 110 Å; particle sizes 1.8 μm, 3 μm and 5 μm 7, 10, 12 and 16 μm particles for preparative purposes on request Carbon content 18 %
	Recommended application: Overall sophisticated analytical separations Compound classes separated include pharmaceuticals, e.g., analgesics, antiinflammatory drugs, antidepressants; herbicides; phytopharmaceuticals; immunosuppressants For applications click here.

Standard program* of columns packed with NUCLEODUR® C18 Gravity
Column system		Particle size:	1.8 µm	3 µm	5 µm	10 µm
Analytical	EC columns (standard system, 2–4.6 mm)
Preparative	VarioPrep columns (VP, ≥ 8 mm)
if you do not know our HPLC column systems, click the "i" for further information
* Please note! Most combinations of MN column types, available column dimensions and particle sizes can be custom-packed on request.

EC standard columns for analytical HPLC
Ordering information
Eluent in column acetonitrile – water

Length ->	30 mm	50 mm	75 mm	100 mm	125 mm	150 mm	250 mm
NUCLEODUR® C18 Gravity, 1.8 µm
2 mm ID	760078.20	760079.20	760071.20	760076.20		760075.20
3 mm ID	760078.30	760079.30		760076.30
4 mm ID	760078.40	760079.40		760076.40
4.6 mm ID	760078.46	760079.46		760076.46
EC guard columns*		4 x 2 mm	761901.20		4 x 3 mm	761901.30
NUCLEODUR® C18 Gravity, 3 µm
2 mm ID		760080.20		760084.20	760081.20	760083.20	760082.20
3 mm ID		760080.30		760084.30	760081.30	760083.30	760082.30
4 mm ID		760080.40		760084.40	760081.40	760083.40	760082.40
4.6 mm ID		760080.46	760086.46	760084.46	760081.46	760083.46	760082.46
EC guard columns*		4 x 2 mm	761902.20		4 x 3 mm	761902.30
CC guard columns**		8 x 3 mm	761124.30		8 x 4 mm	761124.40
NUCLEODUR® C18 Gravity, 5 µm
2 mm ID		760102.20		760104.20	760100.20	760103.20	760101.20
3 mm ID		760102.30		760104.30	760100.30	760103.30	760101.30
4 mm ID		760102.40		760104.40	760100.40	760103.40	760101.40
4.6 mm ID		760102.46	760106.46	760104.46	760100.46	760103.46	760101.46
EC guard columns*		4 x 2 mm	761903.20		4 x 3 mm	761903.30
CC guard columns**		8 x 3 mm	761125.30		8 x 4 mm	761125.40
Guard columns in packs of 3, EC columns in packs of 1

Guard columns for EC columns			EC columns with ID				Use guard column holder
			2 mm	3 mm	4 mm	4.6 mm	Use guard column holder
*	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
Custom-packed EC columns with other dimensions are available on request.
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VarioPrep columns for preparative HPLC
Ordering information
Eluent in column acetonitrile – water

Length	10 mm ID	21 mm ID	32 mm ID	40 mm ID
NUCLEODUR® C18 Gravity, 5 µm
50 mm	762103.100	762103.210
125 mm	762109.100	762109.210
150 mm				762100.400
250 mm	762113.100	762113.210	762113.320	762113.400
NUCLEODUR® C18 Gravity, 10 µm
250 mm		762250.210		762250.400
VP guard columns with NUCLEODUR® C18 Gravity
	8 mm ID	16 mm ID	32 mm ID
10 mm*	762160.80	762160.160
15 mm*			762163.320

* VP guard column	Size	Pack of	for VP column	required holder	REF
VP 10/8	10 x 8 mm ID	2	10 mm ID	8 mm	718251
VP 10/16	10 x 16 mm ID	2	21 mm ID	16 mm	718256
VP 15/32	15 x 32 mm ID	1	32–40 mm ID	32 mm	718253
Custom-packed VP columns with other dimensions are available on request.
For details of the VarioPrep column system click here.
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